Home / 31,324.64-43,227.96-17,177.48

Finding the Fourth Proportional to 31,324.64, 43,227.96 and 17,177.48

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Solution

The fourth proportional to 31,324.64, 43,227.96 and 17,177.48 is: 23,704.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,324.64 : 43,227.96 = 17,177.48 : x
  2. Step 2: Convert to fraction form
    31,324.64/43,227.96 = 17,177.48/x
  3. Step 3: Cross multiply
    31,324.64x = 43,227.96 × 17,177.48
  4. Step 4: Simplify right side
    31,324.64x = 742,547,418.34
  5. Step 5: Solve for x
    x = 742,547,418.34/31,324.64
  6. Step 6: Final answer
    x = 23,704.90

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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.