Home / 47,875.59-71,805.87-18,286.85

Finding the Fourth Proportional to 47,875.59, 71,805.87 and 18,286.85

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Solution

The fourth proportional to 47,875.59, 71,805.87 and 18,286.85 is: 27,427.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,875.59 : 71,805.87 = 18,286.85 : x
  2. Step 2: Convert to fraction form
    47,875.59/71,805.87 = 18,286.85/x
  3. Step 3: Cross multiply
    47,875.59x = 71,805.87 × 18,286.85
  4. Step 4: Simplify right side
    47,875.59x = 1,313,103,353.32
  5. Step 5: Solve for x
    x = 1,313,103,353.32/47,875.59
  6. Step 6: Final answer
    x = 27,427.41

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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.