Home / 32,215.12-48,324.30-11,156.20

Finding the Fourth Proportional to 32,215.12, 48,324.30 and 11,156.20

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Solution

The fourth proportional to 32,215.12, 48,324.30 and 11,156.20 is: 16,734.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,215.12 : 48,324.30 = 11,156.20 : x
  2. Step 2: Convert to fraction form
    32,215.12/48,324.30 = 11,156.20/x
  3. Step 3: Cross multiply
    32,215.12x = 48,324.30 × 11,156.20
  4. Step 4: Simplify right side
    32,215.12x = 539,115,555.66
  5. Step 5: Solve for x
    x = 539,115,555.66/32,215.12
  6. Step 6: Final answer
    x = 16,734.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.