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Finding the Fourth Proportional to 47,454.60, 65,493.90 and 27,311.10

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Solution

The fourth proportional to 47,454.60, 65,493.90 and 27,311.10 is: 37,693.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,454.60 : 65,493.90 = 27,311.10 : x
  2. Step 2: Convert to fraction form
    47,454.60/65,493.90 = 27,311.10/x
  3. Step 3: Cross multiply
    47,454.60x = 65,493.90 × 27,311.10
  4. Step 4: Simplify right side
    47,454.60x = 1,788,710,452.29
  5. Step 5: Solve for x
    x = 1,788,710,452.29/47,454.60
  6. Step 6: Final answer
    x = 37,693.09

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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.