Home / 25,154.28-34,702.98-16,207.02

Finding the Fourth Proportional to 25,154.28, 34,702.98 and 16,207.02

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Solution

The fourth proportional to 25,154.28, 34,702.98 and 16,207.02 is: 22,359.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.28 : 34,702.98 = 16,207.02 : x
  2. Step 2: Convert to fraction form
    25,154.28/34,702.98 = 16,207.02/x
  3. Step 3: Cross multiply
    25,154.28x = 34,702.98 × 16,207.02
  4. Step 4: Simplify right side
    25,154.28x = 562,431,890.92
  5. Step 5: Solve for x
    x = 562,431,890.92/25,154.28
  6. Step 6: Final answer
    x = 22,359.29

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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.