Home / 39,894.39-55,003.14-32,697.81

Finding the Fourth Proportional to 39,894.39, 55,003.14 and 32,697.81

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Solution

The fourth proportional to 39,894.39, 55,003.14 and 32,697.81 is: 45,081.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,894.39 : 55,003.14 = 32,697.81 : x
  2. Step 2: Convert to fraction form
    39,894.39/55,003.14 = 32,697.81/x
  3. Step 3: Cross multiply
    39,894.39x = 55,003.14 × 32,697.81
  4. Step 4: Simplify right side
    39,894.39x = 1,798,482,221.12
  5. Step 5: Solve for x
    x = 1,798,482,221.12/39,894.39
  6. Step 6: Final answer
    x = 45,081.08

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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.