Home / 47,073.80-70,610.66-12,013.46

Finding the Fourth Proportional to 47,073.80, 70,610.66 and 12,013.46

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Solution

The fourth proportional to 47,073.80, 70,610.66 and 12,013.46 is: 18,020.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,073.80 : 70,610.66 = 12,013.46 : x
  2. Step 2: Convert to fraction form
    47,073.80/70,610.66 = 12,013.46/x
  3. Step 3: Cross multiply
    47,073.80x = 70,610.66 × 12,013.46
  4. Step 4: Simplify right side
    47,073.80x = 848,278,339.48
  5. Step 5: Solve for x
    x = 848,278,339.48/47,073.80
  6. Step 6: Final answer
    x = 18,020.18

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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.