Home / 16,402.86-22,633.68-9,327.92

Finding the Fourth Proportional to 16,402.86, 22,633.68 and 9,327.92

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Solution

The fourth proportional to 16,402.86, 22,633.68 and 9,327.92 is: 12,871.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,402.86 : 22,633.68 = 9,327.92 : x
  2. Step 2: Convert to fraction form
    16,402.86/22,633.68 = 9,327.92/x
  3. Step 3: Cross multiply
    16,402.86x = 22,633.68 × 9,327.92
  4. Step 4: Simplify right side
    16,402.86x = 211,125,156.35
  5. Step 5: Solve for x
    x = 211,125,156.35/16,402.86
  6. Step 6: Final answer
    x = 12,871.24

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1.5x scale

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.