Home / 25,718.28-38,580.50-9,074.87

Finding the Fourth Proportional to 25,718.28, 38,580.50 and 9,074.87

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Solution

The fourth proportional to 25,718.28, 38,580.50 and 9,074.87 is: 13,613.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,718.28 : 38,580.50 = 9,074.87 : x
  2. Step 2: Convert to fraction form
    25,718.28/38,580.50 = 9,074.87/x
  3. Step 3: Cross multiply
    25,718.28x = 38,580.50 × 9,074.87
  4. Step 4: Simplify right side
    25,718.28x = 350,113,141.17
  5. Step 5: Solve for x
    x = 350,113,141.17/25,718.28
  6. Step 6: Final answer
    x = 13,613.40

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