Home / 16,432.91-22,676.10-9,718.82

Finding the Fourth Proportional to 16,432.91, 22,676.10 and 9,718.82

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Solution

The fourth proportional to 16,432.91, 22,676.10 and 9,718.82 is: 13,411.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,432.91 : 22,676.10 = 9,718.82 : x
  2. Step 2: Convert to fraction form
    16,432.91/22,676.10 = 9,718.82/x
  3. Step 3: Cross multiply
    16,432.91x = 22,676.10 × 9,718.82
  4. Step 4: Simplify right side
    16,432.91x = 220,384,924.08
  5. Step 5: Solve for x
    x = 220,384,924.08/16,432.91
  6. Step 6: Final answer
    x = 13,411.19

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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.