Home / 32,119.32-44,337.54-21,215.88

Finding the Fourth Proportional to 32,119.32, 44,337.54 and 21,215.88

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Solution

The fourth proportional to 32,119.32, 44,337.54 and 21,215.88 is: 29,286.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,119.32 : 44,337.54 = 21,215.88 : x
  2. Step 2: Convert to fraction form
    32,119.32/44,337.54 = 21,215.88/x
  3. Step 3: Cross multiply
    32,119.32x = 44,337.54 × 21,215.88
  4. Step 4: Simplify right side
    32,119.32x = 940,659,928.14
  5. Step 5: Solve for x
    x = 940,659,928.14/32,119.32
  6. Step 6: Final answer
    x = 29,286.42

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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.