Home / 25,385.62-38,094.18-12,239.32

Finding the Fourth Proportional to 25,385.62, 38,094.18 and 12,239.32

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Solution

The fourth proportional to 25,385.62, 38,094.18 and 12,239.32 is: 18,366.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,385.62 : 38,094.18 = 12,239.32 : x
  2. Step 2: Convert to fraction form
    25,385.62/38,094.18 = 12,239.32/x
  3. Step 3: Cross multiply
    25,385.62x = 38,094.18 × 12,239.32
  4. Step 4: Simplify right side
    25,385.62x = 466,246,859.16
  5. Step 5: Solve for x
    x = 466,246,859.16/25,385.62
  6. Step 6: Final answer
    x = 18,366.57

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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.