Home / 28,046.28-38,702.25-16,108.50

Finding the Fourth Proportional to 28,046.28, 38,702.25 and 16,108.50

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Solution

The fourth proportional to 28,046.28, 38,702.25 and 16,108.50 is: 22,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,046.28 : 38,702.25 = 16,108.50 : x
  2. Step 2: Convert to fraction form
    28,046.28/38,702.25 = 16,108.50/x
  3. Step 3: Cross multiply
    28,046.28x = 38,702.25 × 16,108.50
  4. Step 4: Simplify right side
    28,046.28x = 623,435,194.13
  5. Step 5: Solve for x
    x = 623,435,194.13/28,046.28
  6. Step 6: Final answer
    x = 22,228.80

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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.