Home / 22,008.59-30,371.99-11,937.18

Finding the Fourth Proportional to 22,008.59, 30,371.99 and 11,937.18

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Solution

The fourth proportional to 22,008.59, 30,371.99 and 11,937.18 is: 16,473.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,008.59 : 30,371.99 = 11,937.18 : x
  2. Step 2: Convert to fraction form
    22,008.59/30,371.99 = 11,937.18/x
  3. Step 3: Cross multiply
    22,008.59x = 30,371.99 × 11,937.18
  4. Step 4: Simplify right side
    22,008.59x = 362,555,911.59
  5. Step 5: Solve for x
    x = 362,555,911.59/22,008.59
  6. Step 6: Final answer
    x = 16,473.38

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Half scale
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Double scale
Find fourth proportional to 22,009.59, 30,373.37 and 11,938.18
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.