Home / 22,066.77-30,444.69-12,505.65

Finding the Fourth Proportional to 22,066.77, 30,444.69 and 12,505.65

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Solution

The fourth proportional to 22,066.77, 30,444.69 and 12,505.65 is: 17,253.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,066.77 : 30,444.69 = 12,505.65 : x
  2. Step 2: Convert to fraction form
    22,066.77/30,444.69 = 12,505.65/x
  3. Step 3: Cross multiply
    22,066.77x = 30,444.69 × 12,505.65
  4. Step 4: Simplify right side
    22,066.77x = 380,730,637.50
  5. Step 5: Solve for x
    x = 380,730,637.50/22,066.77
  6. Step 6: Final answer
    x = 17,253.57

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Half scale
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Double scale
Find fourth proportional to 22,067.77, 30,446.07 and 12,506.65
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.