Home / 32,718.08-45,105.60-22,090.88

Finding the Fourth Proportional to 32,718.08, 45,105.60 and 22,090.88

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Solution

The fourth proportional to 32,718.08, 45,105.60 and 22,090.88 is: 30,454.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,718.08 : 45,105.60 = 22,090.88 : x
  2. Step 2: Convert to fraction form
    32,718.08/45,105.60 = 22,090.88/x
  3. Step 3: Cross multiply
    32,718.08x = 45,105.60 × 22,090.88
  4. Step 4: Simplify right side
    32,718.08x = 996,422,396.93
  5. Step 5: Solve for x
    x = 996,422,396.93/32,718.08
  6. Step 6: Final answer
    x = 30,454.79

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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.