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Finding the Fourth Proportional to 47,695.92, 65,821.44 and 26,474.88

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Solution

The fourth proportional to 47,695.92, 65,821.44 and 26,474.88 is: 36,535.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,695.92 : 65,821.44 = 26,474.88 : x
  2. Step 2: Convert to fraction form
    47,695.92/65,821.44 = 26,474.88/x
  3. Step 3: Cross multiply
    47,695.92x = 65,821.44 × 26,474.88
  4. Step 4: Simplify right side
    47,695.92x = 1,742,614,725.43
  5. Step 5: Solve for x
    x = 1,742,614,725.43/47,695.92
  6. Step 6: Final answer
    x = 36,535.93

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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.