Home / 37,047.26-51,091.40-31,689.92

Finding the Fourth Proportional to 37,047.26, 51,091.40 and 31,689.92

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Solution

The fourth proportional to 37,047.26, 51,091.40 and 31,689.92 is: 43,703.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,047.26 : 51,091.40 = 31,689.92 : x
  2. Step 2: Convert to fraction form
    37,047.26/51,091.40 = 31,689.92/x
  3. Step 3: Cross multiply
    37,047.26x = 51,091.40 × 31,689.92
  4. Step 4: Simplify right side
    37,047.26x = 1,619,081,964.78
  5. Step 5: Solve for x
    x = 1,619,081,964.78/37,047.26
  6. Step 6: Final answer
    x = 43,703.16

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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.