Home / 39,371.30-59,062.90-12,708.38

Finding the Fourth Proportional to 39,371.30, 59,062.90 and 12,708.38

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Solution

The fourth proportional to 39,371.30, 59,062.90 and 12,708.38 is: 19,064.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,371.30 : 59,062.90 = 12,708.38 : x
  2. Step 2: Convert to fraction form
    39,371.30/59,062.90 = 12,708.38/x
  3. Step 3: Cross multiply
    39,371.30x = 59,062.90 × 12,708.38
  4. Step 4: Simplify right side
    39,371.30x = 750,593,777.10
  5. Step 5: Solve for x
    x = 750,593,777.10/39,371.30
  6. Step 6: Final answer
    x = 19,064.49

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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.