Home / 31,324.86-43,228.92-17,177.73

Finding the Fourth Proportional to 31,324.86, 43,228.92 and 17,177.73

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Solution

The fourth proportional to 31,324.86, 43,228.92 and 17,177.73 is: 23,705.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,324.86 : 43,228.92 = 17,177.73 : x
  2. Step 2: Convert to fraction form
    31,324.86/43,228.92 = 17,177.73/x
  3. Step 3: Cross multiply
    31,324.86x = 43,228.92 × 17,177.73
  4. Step 4: Simplify right side
    31,324.86x = 742,574,715.95
  5. Step 5: Solve for x
    x = 742,574,715.95/31,324.86
  6. Step 6: Final answer
    x = 23,705.60

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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.