Home / 14,951.15-22,428.68-5,087.78

Finding the Fourth Proportional to 14,951.15, 22,428.68 and 5,087.78

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Solution

The fourth proportional to 14,951.15, 22,428.68 and 5,087.78 is: 7,632.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,951.15 : 22,428.68 = 5,087.78 : x
  2. Step 2: Convert to fraction form
    14,951.15/22,428.68 = 5,087.78/x
  3. Step 3: Cross multiply
    14,951.15x = 22,428.68 × 5,087.78
  4. Step 4: Simplify right side
    14,951.15x = 114,112,051.95
  5. Step 5: Solve for x
    x = 114,112,051.95/14,951.15
  6. Step 6: Final answer
    x = 7,632.33

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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.