Home / 26,142.72-39,213.92-10,560.16

Finding the Fourth Proportional to 26,142.72, 39,213.92 and 10,560.16

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Solution

The fourth proportional to 26,142.72, 39,213.92 and 10,560.16 is: 15,840.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,142.72 : 39,213.92 = 10,560.16 : x
  2. Step 2: Convert to fraction form
    26,142.72/39,213.92 = 10,560.16/x
  3. Step 3: Cross multiply
    26,142.72x = 39,213.92 × 10,560.16
  4. Step 4: Simplify right side
    26,142.72x = 414,105,269.43
  5. Step 5: Solve for x
    x = 414,105,269.43/26,142.72
  6. Step 6: Final answer
    x = 15,840.18

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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.