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Finding the Fourth Proportional to 32,459.86, 48,689.28 and 16,655.77

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Solution

The fourth proportional to 32,459.86, 48,689.28 and 16,655.77 is: 24,983.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,459.86 : 48,689.28 = 16,655.77 : x
  2. Step 2: Convert to fraction form
    32,459.86/48,689.28 = 16,655.77/x
  3. Step 3: Cross multiply
    32,459.86x = 48,689.28 × 16,655.77
  4. Step 4: Simplify right side
    32,459.86x = 810,957,326.22
  5. Step 5: Solve for x
    x = 810,957,326.22/32,459.86
  6. Step 6: Final answer
    x = 24,983.39

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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.