Home / 39,354.28-59,040.19-14,393.78

Finding the Fourth Proportional to 39,354.28, 59,040.19 and 14,393.78

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Solution

The fourth proportional to 39,354.28, 59,040.19 and 14,393.78 is: 21,593.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,354.28 : 59,040.19 = 14,393.78 : x
  2. Step 2: Convert to fraction form
    39,354.28/59,040.19 = 14,393.78/x
  3. Step 3: Cross multiply
    39,354.28x = 59,040.19 × 14,393.78
  4. Step 4: Simplify right side
    39,354.28x = 849,811,506.02
  5. Step 5: Solve for x
    x = 849,811,506.02/39,354.28
  6. Step 6: Final answer
    x = 21,593.88

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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.