Home / 39,188.32-58,719.84-35,209.60

Finding the Fourth Proportional to 39,188.32, 58,719.84 and 35,209.60

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Solution

The fourth proportional to 39,188.32, 58,719.84 and 35,209.60 is: 52,758.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,188.32 : 58,719.84 = 35,209.60 : x
  2. Step 2: Convert to fraction form
    39,188.32/58,719.84 = 35,209.60/x
  3. Step 3: Cross multiply
    39,188.32x = 58,719.84 × 35,209.60
  4. Step 4: Simplify right side
    39,188.32x = 2,067,502,078.46
  5. Step 5: Solve for x
    x = 2,067,502,078.46/39,188.32
  6. Step 6: Final answer
    x = 52,758.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.