Home / 39,331.72-59,007.68-13,043.80

Finding the Fourth Proportional to 39,331.72, 59,007.68 and 13,043.80

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Solution

The fourth proportional to 39,331.72, 59,007.68 and 13,043.80 is: 19,569.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,331.72 : 59,007.68 = 13,043.80 : x
  2. Step 2: Convert to fraction form
    39,331.72/59,007.68 = 13,043.80/x
  3. Step 3: Cross multiply
    39,331.72x = 59,007.68 × 13,043.80
  4. Step 4: Simplify right side
    39,331.72x = 769,684,376.38
  5. Step 5: Solve for x
    x = 769,684,376.38/39,331.72
  6. Step 6: Final answer
    x = 19,569.05

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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.