Home / 38,108.28-52,591.30-23,000.70

Finding the Fourth Proportional to 38,108.28, 52,591.30 and 23,000.70

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Solution

The fourth proportional to 38,108.28, 52,591.30 and 23,000.70 is: 31,742.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,108.28 : 52,591.30 = 23,000.70 : x
  2. Step 2: Convert to fraction form
    38,108.28/52,591.30 = 23,000.70/x
  3. Step 3: Cross multiply
    38,108.28x = 52,591.30 × 23,000.70
  4. Step 4: Simplify right side
    38,108.28x = 1,209,636,713.91
  5. Step 5: Solve for x
    x = 1,209,636,713.91/38,108.28
  6. Step 6: Final answer
    x = 31,742.10

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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.