Home / 39,343.36-58,962.48-14,359.92

Finding the Fourth Proportional to 39,343.36, 58,962.48 and 14,359.92

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Solution

The fourth proportional to 39,343.36, 58,962.48 and 14,359.92 is: 21,520.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,343.36 : 58,962.48 = 14,359.92 : x
  2. Step 2: Convert to fraction form
    39,343.36/58,962.48 = 14,359.92/x
  3. Step 3: Cross multiply
    39,343.36x = 58,962.48 × 14,359.92
  4. Step 4: Simplify right side
    39,343.36x = 846,696,495.80
  5. Step 5: Solve for x
    x = 846,696,495.80/39,343.36
  6. Step 6: Final answer
    x = 21,520.70

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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.