Home / 10,267.66-15,414.24-10,220.28

Finding the Fourth Proportional to 10,267.66, 15,414.24 and 10,220.28

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Solution

The fourth proportional to 10,267.66, 15,414.24 and 10,220.28 is: 15,343.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,267.66 : 15,414.24 = 10,220.28 : x
  2. Step 2: Convert to fraction form
    10,267.66/15,414.24 = 10,220.28/x
  3. Step 3: Cross multiply
    10,267.66x = 15,414.24 × 10,220.28
  4. Step 4: Simplify right side
    10,267.66x = 157,537,848.79
  5. Step 5: Solve for x
    x = 157,537,848.79/10,267.66
  6. Step 6: Final answer
    x = 15,343.11

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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.