Home / 47,720.08-65,851.68-26,500.78

Finding the Fourth Proportional to 47,720.08, 65,851.68 and 26,500.78

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Solution

The fourth proportional to 47,720.08, 65,851.68 and 26,500.78 is: 36,569.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,720.08 : 65,851.68 = 26,500.78 : x
  2. Step 2: Convert to fraction form
    47,720.08/65,851.68 = 26,500.78/x
  3. Step 3: Cross multiply
    47,720.08x = 65,851.68 × 26,500.78
  4. Step 4: Simplify right side
    47,720.08x = 1,745,120,884.31
  5. Step 5: Solve for x
    x = 1,745,120,884.31/47,720.08
  6. Step 6: Final answer
    x = 36,569.95

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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.