Home / 25,521.39-38,185.86-22,931.55

Finding the Fourth Proportional to 25,521.39, 38,185.86 and 22,931.55

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Solution

The fourth proportional to 25,521.39, 38,185.86 and 22,931.55 is: 34,310.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,521.39 : 38,185.86 = 22,931.55 : x
  2. Step 2: Convert to fraction form
    25,521.39/38,185.86 = 22,931.55/x
  3. Step 3: Cross multiply
    25,521.39x = 38,185.86 × 22,931.55
  4. Step 4: Simplify right side
    25,521.39x = 875,660,957.88
  5. Step 5: Solve for x
    x = 875,660,957.88/25,521.39
  6. Step 6: Final answer
    x = 34,310.86

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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.