Home / 16,332.48-22,500-15,541.92

Finding the Fourth Proportional to 16,332.48, 22,500 and 15,541.92

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Solution

The fourth proportional to 16,332.48, 22,500 and 15,541.92 is: 21,410.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,332.48 : 22,500 = 15,541.92 : x
  2. Step 2: Convert to fraction form
    16,332.48/22,500 = 15,541.92/x
  3. Step 3: Cross multiply
    16,332.48x = 22,500 × 15,541.92
  4. Step 4: Simplify right side
    16,332.48x = 349,693,200
  5. Step 5: Solve for x
    x = 349,693,200/16,332.48
  6. Step 6: Final answer
    x = 21,410.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.