Home / 25,452.96-38,203.76-15,611.48

Finding the Fourth Proportional to 25,452.96, 38,203.76 and 15,611.48

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Solution

The fourth proportional to 25,452.96, 38,203.76 and 15,611.48 is: 23,432.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,452.96 : 38,203.76 = 15,611.48 : x
  2. Step 2: Convert to fraction form
    25,452.96/38,203.76 = 15,611.48/x
  3. Step 3: Cross multiply
    25,452.96x = 38,203.76 × 15,611.48
  4. Step 4: Simplify right side
    25,452.96x = 596,417,235.16
  5. Step 5: Solve for x
    x = 596,417,235.16/25,452.96
  6. Step 6: Final answer
    x = 23,432.14

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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.