Home / 47,853.24-71,780.22-18,263.12

Finding the Fourth Proportional to 47,853.24, 71,780.22 and 18,263.12

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Solution

The fourth proportional to 47,853.24, 71,780.22 and 18,263.12 is: 27,394.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,853.24 : 71,780.22 = 18,263.12 : x
  2. Step 2: Convert to fraction form
    47,853.24/71,780.22 = 18,263.12/x
  3. Step 3: Cross multiply
    47,853.24x = 71,780.22 × 18,263.12
  4. Step 4: Simplify right side
    47,853.24x = 1,310,930,771.49
  5. Step 5: Solve for x
    x = 1,310,930,771.49/47,853.24
  6. Step 6: Final answer
    x = 27,394.82

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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.