Home / 16,451.48-22,702.98-8,897.82

Finding the Fourth Proportional to 16,451.48, 22,702.98 and 8,897.82

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Solution

The fourth proportional to 16,451.48, 22,702.98 and 8,897.82 is: 12,278.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,451.48 : 22,702.98 = 8,897.82 : x
  2. Step 2: Convert to fraction form
    16,451.48/22,702.98 = 8,897.82/x
  3. Step 3: Cross multiply
    16,451.48x = 22,702.98 × 8,897.82
  4. Step 4: Simplify right side
    16,451.48x = 202,007,086.26
  5. Step 5: Solve for x
    x = 202,007,086.26/16,451.48
  6. Step 6: Final answer
    x = 12,278.96

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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.