Home / 25,798.74-38,687.19-9,162.96

Finding the Fourth Proportional to 25,798.74, 38,687.19 and 9,162.96

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Solution

The fourth proportional to 25,798.74, 38,687.19 and 9,162.96 is: 13,740.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,798.74 : 38,687.19 = 9,162.96 : x
  2. Step 2: Convert to fraction form
    25,798.74/38,687.19 = 9,162.96/x
  3. Step 3: Cross multiply
    25,798.74x = 38,687.19 × 9,162.96
  4. Step 4: Simplify right side
    25,798.74x = 354,489,174.48
  5. Step 5: Solve for x
    x = 354,489,174.48/25,798.74
  6. Step 6: Final answer
    x = 13,740.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.