Home / 25,099.52-34,635.98-13,768.80

Finding the Fourth Proportional to 25,099.52, 34,635.98 and 13,768.80

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Solution

The fourth proportional to 25,099.52, 34,635.98 and 13,768.80 is: 19,000.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,099.52 : 34,635.98 = 13,768.80 : x
  2. Step 2: Convert to fraction form
    25,099.52/34,635.98 = 13,768.80/x
  3. Step 3: Cross multiply
    25,099.52x = 34,635.98 × 13,768.80
  4. Step 4: Simplify right side
    25,099.52x = 476,895,812.58
  5. Step 5: Solve for x
    x = 476,895,812.58/25,099.52
  6. Step 6: Final answer
    x = 19,000.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.