Home / 32,917.05-45,425.07-18,770.13

Finding the Fourth Proportional to 32,917.05, 45,425.07 and 18,770.13

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Solution

The fourth proportional to 32,917.05, 45,425.07 and 18,770.13 is: 25,902.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,917.05 : 45,425.07 = 18,770.13 : x
  2. Step 2: Convert to fraction form
    32,917.05/45,425.07 = 18,770.13/x
  3. Step 3: Cross multiply
    32,917.05x = 45,425.07 × 18,770.13
  4. Step 4: Simplify right side
    32,917.05x = 852,634,469.16
  5. Step 5: Solve for x
    x = 852,634,469.16/32,917.05
  6. Step 6: Final answer
    x = 25,902.52

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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.