Home / 25,812.24-38,695.42-9,170.08

Finding the Fourth Proportional to 25,812.24, 38,695.42 and 9,170.08

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Solution

The fourth proportional to 25,812.24, 38,695.42 and 9,170.08 is: 13,746.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,812.24 : 38,695.42 = 9,170.08 : x
  2. Step 2: Convert to fraction form
    25,812.24/38,695.42 = 9,170.08/x
  3. Step 3: Cross multiply
    25,812.24x = 38,695.42 × 9,170.08
  4. Step 4: Simplify right side
    25,812.24x = 354,840,097.03
  5. Step 5: Solve for x
    x = 354,840,097.03/25,812.24
  6. Step 6: Final answer
    x = 13,746.97

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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.