Home / 43,251.62-64,879.74-40,885.07

Finding the Fourth Proportional to 43,251.62, 64,879.74 and 40,885.07

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Solution

The fourth proportional to 43,251.62, 64,879.74 and 40,885.07 is: 61,329.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,251.62 : 64,879.74 = 40,885.07 : x
  2. Step 2: Convert to fraction form
    43,251.62/64,879.74 = 40,885.07/x
  3. Step 3: Cross multiply
    43,251.62x = 64,879.74 × 40,885.07
  4. Step 4: Simplify right side
    43,251.62x = 2,652,612,387.08
  5. Step 5: Solve for x
    x = 2,652,612,387.08/43,251.62
  6. Step 6: Final answer
    x = 61,329.79

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1.5x scale

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.