Home / 47,381.62-65,387.16-26,160.88

Finding the Fourth Proportional to 47,381.62, 65,387.16 and 26,160.88

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Solution

The fourth proportional to 47,381.62, 65,387.16 and 26,160.88 is: 36,102.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,381.62 : 65,387.16 = 26,160.88 : x
  2. Step 2: Convert to fraction form
    47,381.62/65,387.16 = 26,160.88/x
  3. Step 3: Cross multiply
    47,381.62x = 65,387.16 × 26,160.88
  4. Step 4: Simplify right side
    47,381.62x = 1,710,585,646.30
  5. Step 5: Solve for x
    x = 1,710,585,646.30/47,381.62
  6. Step 6: Final answer
    x = 36,102.30

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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.