Home / 16,487.17-22,753.77-9,415.87

Finding the Fourth Proportional to 16,487.17, 22,753.77 and 9,415.87

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Solution

The fourth proportional to 16,487.17, 22,753.77 and 9,415.87 is: 12,994.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,487.17 : 22,753.77 = 9,415.87 : x
  2. Step 2: Convert to fraction form
    16,487.17/22,753.77 = 9,415.87/x
  3. Step 3: Cross multiply
    16,487.17x = 22,753.77 × 9,415.87
  4. Step 4: Simplify right side
    16,487.17x = 214,246,540.33
  5. Step 5: Solve for x
    x = 214,246,540.33/16,487.17
  6. Step 6: Final answer
    x = 12,994.74

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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.