Home / 25,718.24-38,545.53-15,177.57

Finding the Fourth Proportional to 25,718.24, 38,545.53 and 15,177.57

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Solution

The fourth proportional to 25,718.24, 38,545.53 and 15,177.57 is: 22,747.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,718.24 : 38,545.53 = 15,177.57 : x
  2. Step 2: Convert to fraction form
    25,718.24/38,545.53 = 15,177.57/x
  3. Step 3: Cross multiply
    25,718.24x = 38,545.53 × 15,177.57
  4. Step 4: Simplify right side
    25,718.24x = 585,027,479.76
  5. Step 5: Solve for x
    x = 585,027,479.76/25,718.24
  6. Step 6: Final answer
    x = 22,747.58

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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.