Home / 32,470.32-44,805.24-18,321.78

Finding the Fourth Proportional to 32,470.32, 44,805.24 and 18,321.78

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Solution

The fourth proportional to 32,470.32, 44,805.24 and 18,321.78 is: 25,281.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,470.32 : 44,805.24 = 18,321.78 : x
  2. Step 2: Convert to fraction form
    32,470.32/44,805.24 = 18,321.78/x
  3. Step 3: Cross multiply
    32,470.32x = 44,805.24 × 18,321.78
  4. Step 4: Simplify right side
    32,470.32x = 820,911,750.13
  5. Step 5: Solve for x
    x = 820,911,750.13/32,470.32
  6. Step 6: Final answer
    x = 25,281.91

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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.