Home / 47,013.80-70,544.96-31,229.76

Finding the Fourth Proportional to 47,013.80, 70,544.96 and 31,229.76

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Solution

The fourth proportional to 47,013.80, 70,544.96 and 31,229.76 is: 46,860.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,013.80 : 70,544.96 = 31,229.76 : x
  2. Step 2: Convert to fraction form
    47,013.80/70,544.96 = 31,229.76/x
  3. Step 3: Cross multiply
    47,013.80x = 70,544.96 × 31,229.76
  4. Step 4: Simplify right side
    47,013.80x = 2,203,102,170.01
  5. Step 5: Solve for x
    x = 2,203,102,170.01/47,013.80
  6. Step 6: Final answer
    x = 46,860.76

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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.