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Finding the Fourth Proportional to 48,253.86, 72,363 and 16,655.88

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Solution

The fourth proportional to 48,253.86, 72,363 and 16,655.88 is: 24,977.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,253.86 : 72,363 = 16,655.88 : x
  2. Step 2: Convert to fraction form
    48,253.86/72,363 = 16,655.88/x
  3. Step 3: Cross multiply
    48,253.86x = 72,363 × 16,655.88
  4. Step 4: Simplify right side
    48,253.86x = 1,205,269,444.44
  5. Step 5: Solve for x
    x = 1,205,269,444.44/48,253.86
  6. Step 6: Final answer
    x = 24,977.68

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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.