Home / 19,019.05-26,244.78-10,521.22

Finding the Fourth Proportional to 19,019.05, 26,244.78 and 10,521.22

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Solution

The fourth proportional to 19,019.05, 26,244.78 and 10,521.22 is: 14,518.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,019.05 : 26,244.78 = 10,521.22 : x
  2. Step 2: Convert to fraction form
    19,019.05/26,244.78 = 10,521.22/x
  3. Step 3: Cross multiply
    19,019.05x = 26,244.78 × 10,521.22
  4. Step 4: Simplify right side
    19,019.05x = 276,127,104.23
  5. Step 5: Solve for x
    x = 276,127,104.23/19,019.05
  6. Step 6: Final answer
    x = 14,518.45

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Half scale
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Double scale
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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.