Home / 47,432.62-65,457.78-26,211.88

Finding the Fourth Proportional to 47,432.62, 65,457.78 and 26,211.88

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Solution

The fourth proportional to 47,432.62, 65,457.78 and 26,211.88 is: 36,172.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,432.62 : 65,457.78 = 26,211.88 : x
  2. Step 2: Convert to fraction form
    47,432.62/65,457.78 = 26,211.88/x
  3. Step 3: Cross multiply
    47,432.62x = 65,457.78 × 26,211.88
  4. Step 4: Simplify right side
    47,432.62x = 1,715,771,474.43
  5. Step 5: Solve for x
    x = 1,715,771,474.43/47,432.62
  6. Step 6: Final answer
    x = 36,172.82

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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.