Home / 49,013.20-73,462.20-20,933.20

Finding the Fourth Proportional to 49,013.20, 73,462.20 and 20,933.20

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Solution

The fourth proportional to 49,013.20, 73,462.20 and 20,933.20 is: 31,375.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,013.20 : 73,462.20 = 20,933.20 : x
  2. Step 2: Convert to fraction form
    49,013.20/73,462.20 = 20,933.20/x
  3. Step 3: Cross multiply
    49,013.20x = 73,462.20 × 20,933.20
  4. Step 4: Simplify right side
    49,013.20x = 1,537,798,925.04
  5. Step 5: Solve for x
    x = 1,537,798,925.04/49,013.20
  6. Step 6: Final answer
    x = 31,375.20

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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.