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Finding the Fourth Proportional to 47,599.60, 65,687.60 and 26,379.24

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Solution

The fourth proportional to 47,599.60, 65,687.60 and 26,379.24 is: 36,403.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,599.60 : 65,687.60 = 26,379.24 : x
  2. Step 2: Convert to fraction form
    47,599.60/65,687.60 = 26,379.24/x
  3. Step 3: Cross multiply
    47,599.60x = 65,687.60 × 26,379.24
  4. Step 4: Simplify right side
    47,599.60x = 1,732,788,965.42
  5. Step 5: Solve for x
    x = 1,732,788,965.42/47,599.60
  6. Step 6: Final answer
    x = 36,403.44

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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.