Home / 15,116.45-22,677.02-7,716.90

Finding the Fourth Proportional to 15,116.45, 22,677.02 and 7,716.90

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Solution

The fourth proportional to 15,116.45, 22,677.02 and 7,716.90 is: 11,576.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,116.45 : 22,677.02 = 7,716.90 : x
  2. Step 2: Convert to fraction form
    15,116.45/22,677.02 = 7,716.90/x
  3. Step 3: Cross multiply
    15,116.45x = 22,677.02 × 7,716.90
  4. Step 4: Simplify right side
    15,116.45x = 174,996,257.05
  5. Step 5: Solve for x
    x = 174,996,257.05/15,116.45
  6. Step 6: Final answer
    x = 11,576.55

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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.