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Finding the Fourth Proportional to 47,800.27, 65,965.80 and 26,580.88

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Solution

The fourth proportional to 47,800.27, 65,965.80 and 26,580.88 is: 36,682.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,800.27 : 65,965.80 = 26,580.88 : x
  2. Step 2: Convert to fraction form
    47,800.27/65,965.80 = 26,580.88/x
  3. Step 3: Cross multiply
    47,800.27x = 65,965.80 × 26,580.88
  4. Step 4: Simplify right side
    47,800.27x = 1,753,429,013.90
  5. Step 5: Solve for x
    x = 1,753,429,013.90/47,800.27
  6. Step 6: Final answer
    x = 36,682.41

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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.