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Finding the Fourth Proportional to 47,306.88, 65,285.88 and 26,086.08

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Solution

The fourth proportional to 47,306.88, 65,285.88 and 26,086.08 is: 36,000.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,306.88 : 65,285.88 = 26,086.08 : x
  2. Step 2: Convert to fraction form
    47,306.88/65,285.88 = 26,086.08/x
  3. Step 3: Cross multiply
    47,306.88x = 65,285.88 × 26,086.08
  4. Step 4: Simplify right side
    47,306.88x = 1,703,052,688.55
  5. Step 5: Solve for x
    x = 1,703,052,688.55/47,306.88
  6. Step 6: Final answer
    x = 36,000.11

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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.