Home / 22,117.17-30,468.09-16,442.10

Finding the Fourth Proportional to 22,117.17, 30,468.09 and 16,442.10

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Solution

The fourth proportional to 22,117.17, 30,468.09 and 16,442.10 is: 22,650.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,117.17 : 30,468.09 = 16,442.10 : x
  2. Step 2: Convert to fraction form
    22,117.17/30,468.09 = 16,442.10/x
  3. Step 3: Cross multiply
    22,117.17x = 30,468.09 × 16,442.10
  4. Step 4: Simplify right side
    22,117.17x = 500,959,382.59
  5. Step 5: Solve for x
    x = 500,959,382.59/22,117.17
  6. Step 6: Final answer
    x = 22,650.25

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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.