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Finding the Fourth Proportional to 47,551.59, 65,621.25 and 26,330.40

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Solution

The fourth proportional to 47,551.59, 65,621.25 and 26,330.40 is: 36,335.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,551.59 : 65,621.25 = 26,330.40 : x
  2. Step 2: Convert to fraction form
    47,551.59/65,621.25 = 26,330.40/x
  3. Step 3: Cross multiply
    47,551.59x = 65,621.25 × 26,330.40
  4. Step 4: Simplify right side
    47,551.59x = 1,727,833,761
  5. Step 5: Solve for x
    x = 1,727,833,761/47,551.59
  6. Step 6: Final answer
    x = 36,335.98

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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.