Home / 32,390.12-44,694.98-18,241.80

Finding the Fourth Proportional to 32,390.12, 44,694.98 and 18,241.80

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Solution

The fourth proportional to 32,390.12, 44,694.98 and 18,241.80 is: 25,171.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,390.12 : 44,694.98 = 18,241.80 : x
  2. Step 2: Convert to fraction form
    32,390.12/44,694.98 = 18,241.80/x
  3. Step 3: Cross multiply
    32,390.12x = 44,694.98 × 18,241.80
  4. Step 4: Simplify right side
    32,390.12x = 815,316,886.16
  5. Step 5: Solve for x
    x = 815,316,886.16/32,390.12
  6. Step 6: Final answer
    x = 25,171.78

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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.