Home / 47,376.60-65,377.08-29,471.04

Finding the Fourth Proportional to 47,376.60, 65,377.08 and 29,471.04

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Solution

The fourth proportional to 47,376.60, 65,377.08 and 29,471.04 is: 40,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,376.60 : 65,377.08 = 29,471.04 : x
  2. Step 2: Convert to fraction form
    47,376.60/65,377.08 = 29,471.04/x
  3. Step 3: Cross multiply
    47,376.60x = 65,377.08 × 29,471.04
  4. Step 4: Simplify right side
    47,376.60x = 1,926,730,539.76
  5. Step 5: Solve for x
    x = 1,926,730,539.76/47,376.60
  6. Step 6: Final answer
    x = 40,668.40

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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.