Home / 39,519.30-59,213.13-27,807.91

Finding the Fourth Proportional to 39,519.30, 59,213.13 and 27,807.91

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Solution

The fourth proportional to 39,519.30, 59,213.13 and 27,807.91 is: 41,665.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,519.30 : 59,213.13 = 27,807.91 : x
  2. Step 2: Convert to fraction form
    39,519.30/59,213.13 = 27,807.91/x
  3. Step 3: Cross multiply
    39,519.30x = 59,213.13 × 27,807.91
  4. Step 4: Simplify right side
    39,519.30x = 1,646,593,389.86
  5. Step 5: Solve for x
    x = 1,646,593,389.86/39,519.30
  6. Step 6: Final answer
    x = 41,665.55

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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.