Home / 25,701.50-38,564.10-15,834.49

Finding the Fourth Proportional to 25,701.50, 38,564.10 and 15,834.49

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Solution

The fourth proportional to 25,701.50, 38,564.10 and 15,834.49 is: 23,759.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,701.50 : 38,564.10 = 15,834.49 : x
  2. Step 2: Convert to fraction form
    25,701.50/38,564.10 = 15,834.49/x
  3. Step 3: Cross multiply
    25,701.50x = 38,564.10 × 15,834.49
  4. Step 4: Simplify right side
    25,701.50x = 610,642,759.40
  5. Step 5: Solve for x
    x = 610,642,759.40/25,701.50
  6. Step 6: Final answer
    x = 23,759.03

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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.