Home / 38,360.31-57,541.08-11,706.86

Finding the Fourth Proportional to 38,360.31, 57,541.08 and 11,706.86

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Solution

The fourth proportional to 38,360.31, 57,541.08 and 11,706.86 is: 17,560.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,360.31 : 57,541.08 = 11,706.86 : x
  2. Step 2: Convert to fraction form
    38,360.31/57,541.08 = 11,706.86/x
  3. Step 3: Cross multiply
    38,360.31x = 57,541.08 × 11,706.86
  4. Step 4: Simplify right side
    38,360.31x = 673,625,080.10
  5. Step 5: Solve for x
    x = 673,625,080.10/38,360.31
  6. Step 6: Final answer
    x = 17,560.47

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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.