Home / 19,433.92-29,126.46-10,549.12

Finding the Fourth Proportional to 19,433.92, 29,126.46 and 10,549.12

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Solution

The fourth proportional to 19,433.92, 29,126.46 and 10,549.12 is: 15,810.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,433.92 : 29,126.46 = 10,549.12 : x
  2. Step 2: Convert to fraction form
    19,433.92/29,126.46 = 10,549.12/x
  3. Step 3: Cross multiply
    19,433.92x = 29,126.46 × 10,549.12
  4. Step 4: Simplify right side
    19,433.92x = 307,258,521.72
  5. Step 5: Solve for x
    x = 307,258,521.72/19,433.92
  6. Step 6: Final answer
    x = 15,810.42

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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.