Home / 25,806.17-38,611.43-15,281.84

Finding the Fourth Proportional to 25,806.17, 38,611.43 and 15,281.84

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Solution

The fourth proportional to 25,806.17, 38,611.43 and 15,281.84 is: 22,864.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,806.17 : 38,611.43 = 15,281.84 : x
  2. Step 2: Convert to fraction form
    25,806.17/38,611.43 = 15,281.84/x
  3. Step 3: Cross multiply
    25,806.17x = 38,611.43 × 15,281.84
  4. Step 4: Simplify right side
    25,806.17x = 590,053,715.55
  5. Step 5: Solve for x
    x = 590,053,715.55/25,806.17
  6. Step 6: Final answer
    x = 22,864.83

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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.