Home / 41,318.32-57,018.72-22,455.52

Finding the Fourth Proportional to 41,318.32, 57,018.72 and 22,455.52

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Solution

The fourth proportional to 41,318.32, 57,018.72 and 22,455.52 is: 30,988.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,318.32 : 57,018.72 = 22,455.52 : x
  2. Step 2: Convert to fraction form
    41,318.32/57,018.72 = 22,455.52/x
  3. Step 3: Cross multiply
    41,318.32x = 57,018.72 × 22,455.52
  4. Step 4: Simplify right side
    41,318.32x = 1,280,385,007.33
  5. Step 5: Solve for x
    x = 1,280,385,007.33/41,318.32
  6. Step 6: Final answer
    x = 30,988.31

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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.