Home / 39,709.09-59,565.68-10,127.18

Finding the Fourth Proportional to 39,709.09, 59,565.68 and 10,127.18

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Solution

The fourth proportional to 39,709.09, 59,565.68 and 10,127.18 is: 15,191.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,709.09 : 59,565.68 = 10,127.18 : x
  2. Step 2: Convert to fraction form
    39,709.09/59,565.68 = 10,127.18/x
  3. Step 3: Cross multiply
    39,709.09x = 59,565.68 × 10,127.18
  4. Step 4: Simplify right side
    39,709.09x = 603,232,164.38
  5. Step 5: Solve for x
    x = 603,232,164.38/39,709.09
  6. Step 6: Final answer
    x = 15,191.29

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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.