Home / 32,712.48-45,118.80-22,091.04

Finding the Fourth Proportional to 32,712.48, 45,118.80 and 22,091.04

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Solution

The fourth proportional to 32,712.48, 45,118.80 and 22,091.04 is: 30,469.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,712.48 : 45,118.80 = 22,091.04 : x
  2. Step 2: Convert to fraction form
    32,712.48/45,118.80 = 22,091.04/x
  3. Step 3: Cross multiply
    32,712.48x = 45,118.80 × 22,091.04
  4. Step 4: Simplify right side
    32,712.48x = 996,721,215.55
  5. Step 5: Solve for x
    x = 996,721,215.55/32,712.48
  6. Step 6: Final answer
    x = 30,469.14

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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.