Home / 10,166.46-15,175.23-8,968.07

Finding the Fourth Proportional to 10,166.46, 15,175.23 and 8,968.07

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Solution

The fourth proportional to 10,166.46, 15,175.23 and 8,968.07 is: 13,386.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166.46 : 15,175.23 = 8,968.07 : x
  2. Step 2: Convert to fraction form
    10,166.46/15,175.23 = 8,968.07/x
  3. Step 3: Cross multiply
    10,166.46x = 15,175.23 × 8,968.07
  4. Step 4: Simplify right side
    10,166.46x = 136,092,524.91
  5. Step 5: Solve for x
    x = 136,092,524.91/10,166.46
  6. Step 6: Final answer
    x = 13,386.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.