Home / 16,293.01-22,479.13-9,121.87

Finding the Fourth Proportional to 16,293.01, 22,479.13 and 9,121.87

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Solution

The fourth proportional to 16,293.01, 22,479.13 and 9,121.87 is: 12,585.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,293.01 : 22,479.13 = 9,121.87 : x
  2. Step 2: Convert to fraction form
    16,293.01/22,479.13 = 9,121.87/x
  3. Step 3: Cross multiply
    16,293.01x = 22,479.13 × 9,121.87
  4. Step 4: Simplify right side
    16,293.01x = 205,051,655.96
  5. Step 5: Solve for x
    x = 205,051,655.96/16,293.01
  6. Step 6: Final answer
    x = 12,585.25

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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.