Home / 47,213.60-65,155.92-25,990.88

Finding the Fourth Proportional to 47,213.60, 65,155.92 and 25,990.88

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Solution

The fourth proportional to 47,213.60, 65,155.92 and 25,990.88 is: 35,868.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,213.60 : 65,155.92 = 25,990.88 : x
  2. Step 2: Convert to fraction form
    47,213.60/65,155.92 = 25,990.88/x
  3. Step 3: Cross multiply
    47,213.60x = 65,155.92 × 25,990.88
  4. Step 4: Simplify right side
    47,213.60x = 1,693,459,698.01
  5. Step 5: Solve for x
    x = 1,693,459,698.01/47,213.60
  6. Step 6: Final answer
    x = 35,868.05

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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.