Home / 10,113.18-15,160.53-8,563.17

Finding the Fourth Proportional to 10,113.18, 15,160.53 and 8,563.17

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Solution

The fourth proportional to 10,113.18, 15,160.53 and 8,563.17 is: 12,836.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,113.18 : 15,160.53 = 8,563.17 : x
  2. Step 2: Convert to fraction form
    10,113.18/15,160.53 = 8,563.17/x
  3. Step 3: Cross multiply
    10,113.18x = 15,160.53 × 8,563.17
  4. Step 4: Simplify right side
    10,113.18x = 129,822,195.68
  5. Step 5: Solve for x
    x = 129,822,195.68/10,113.18
  6. Step 6: Final answer
    x = 12,836.93

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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.