Home / 41,720.78-57,576.06-22,859.12

Finding the Fourth Proportional to 41,720.78, 57,576.06 and 22,859.12

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Solution

The fourth proportional to 41,720.78, 57,576.06 and 22,859.12 is: 31,546.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,720.78 : 57,576.06 = 22,859.12 : x
  2. Step 2: Convert to fraction form
    41,720.78/57,576.06 = 22,859.12/x
  3. Step 3: Cross multiply
    41,720.78x = 57,576.06 × 22,859.12
  4. Step 4: Simplify right side
    41,720.78x = 1,316,138,064.67
  5. Step 5: Solve for x
    x = 1,316,138,064.67/41,720.78
  6. Step 6: Final answer
    x = 31,546.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.