Home / 31,386.03-43,340.85-23,414.42

Finding the Fourth Proportional to 31,386.03, 43,340.85 and 23,414.42

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Solution

The fourth proportional to 31,386.03, 43,340.85 and 23,414.42 is: 32,332.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,386.03 : 43,340.85 = 23,414.42 : x
  2. Step 2: Convert to fraction form
    31,386.03/43,340.85 = 23,414.42/x
  3. Step 3: Cross multiply
    31,386.03x = 43,340.85 × 23,414.42
  4. Step 4: Simplify right side
    31,386.03x = 1,014,800,648.35
  5. Step 5: Solve for x
    x = 1,014,800,648.35/31,386.03
  6. Step 6: Final answer
    x = 32,332.88

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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.