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Finding the Fourth Proportional to 56,018.52, 84,004.02 and 16,565.04

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Solution

The fourth proportional to 56,018.52, 84,004.02 and 16,565.04 is: 24,840.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,018.52 : 84,004.02 = 16,565.04 : x
  2. Step 2: Convert to fraction form
    56,018.52/84,004.02 = 16,565.04/x
  3. Step 3: Cross multiply
    56,018.52x = 84,004.02 × 16,565.04
  4. Step 4: Simplify right side
    56,018.52x = 1,391,529,951.46
  5. Step 5: Solve for x
    x = 1,391,529,951.46/56,018.52
  6. Step 6: Final answer
    x = 24,840.53

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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.