Home / 32,215.08-44,440.02-20,255.88

Finding the Fourth Proportional to 32,215.08, 44,440.02 and 20,255.88

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Solution

The fourth proportional to 32,215.08, 44,440.02 and 20,255.88 is: 27,942.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,215.08 : 44,440.02 = 20,255.88 : x
  2. Step 2: Convert to fraction form
    32,215.08/44,440.02 = 20,255.88/x
  3. Step 3: Cross multiply
    32,215.08x = 44,440.02 × 20,255.88
  4. Step 4: Simplify right side
    32,215.08x = 900,171,712.32
  5. Step 5: Solve for x
    x = 900,171,712.32/32,215.08
  6. Step 6: Final answer
    x = 27,942.56

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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.