Home / 47,715.30-65,840.92-26,490.47

Finding the Fourth Proportional to 47,715.30, 65,840.92 and 26,490.47

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Solution

The fourth proportional to 47,715.30, 65,840.92 and 26,490.47 is: 36,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,715.30 : 65,840.92 = 26,490.47 : x
  2. Step 2: Convert to fraction form
    47,715.30/65,840.92 = 26,490.47/x
  3. Step 3: Cross multiply
    47,715.30x = 65,840.92 × 26,490.47
  4. Step 4: Simplify right side
    47,715.30x = 1,744,156,520.60
  5. Step 5: Solve for x
    x = 1,744,156,520.60/47,715.30
  6. Step 6: Final answer
    x = 36,553.40

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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.