Home / 19,637.39-29,471.67-10,280.27

Finding the Fourth Proportional to 19,637.39, 29,471.67 and 10,280.27

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Solution

The fourth proportional to 19,637.39, 29,471.67 and 10,280.27 is: 15,428.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,637.39 : 29,471.67 = 10,280.27 : x
  2. Step 2: Convert to fraction form
    19,637.39/29,471.67 = 10,280.27/x
  3. Step 3: Cross multiply
    19,637.39x = 29,471.67 × 10,280.27
  4. Step 4: Simplify right side
    19,637.39x = 302,976,577.59
  5. Step 5: Solve for x
    x = 302,976,577.59/19,637.39
  6. Step 6: Final answer
    x = 15,428.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.