Home / 50,195.12-69,266.76-28,973.12

Finding the Fourth Proportional to 50,195.12, 69,266.76 and 28,973.12

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Solution

The fourth proportional to 50,195.12, 69,266.76 and 28,973.12 is: 39,981.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,195.12 : 69,266.76 = 28,973.12 : x
  2. Step 2: Convert to fraction form
    50,195.12/69,266.76 = 28,973.12/x
  3. Step 3: Cross multiply
    50,195.12x = 69,266.76 × 28,973.12
  4. Step 4: Simplify right side
    50,195.12x = 2,006,874,149.49
  5. Step 5: Solve for x
    x = 2,006,874,149.49/50,195.12
  6. Step 6: Final answer
    x = 39,981.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.