Home / 37,373.10-51,505.83-31,689.66

Finding the Fourth Proportional to 37,373.10, 51,505.83 and 31,689.66

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Solution

The fourth proportional to 37,373.10, 51,505.83 and 31,689.66 is: 43,673.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,373.10 : 51,505.83 = 31,689.66 : x
  2. Step 2: Convert to fraction form
    37,373.10/51,505.83 = 31,689.66/x
  3. Step 3: Cross multiply
    37,373.10x = 51,505.83 × 31,689.66
  4. Step 4: Simplify right side
    37,373.10x = 1,632,202,240.72
  5. Step 5: Solve for x
    x = 1,632,202,240.72/37,373.10
  6. Step 6: Final answer
    x = 43,673.18

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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.