Home / 45,351.30-62,542.95-28,350.12

Finding the Fourth Proportional to 45,351.30, 62,542.95 and 28,350.12

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Solution

The fourth proportional to 45,351.30, 62,542.95 and 28,350.12 is: 39,097.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,351.30 : 62,542.95 = 28,350.12 : x
  2. Step 2: Convert to fraction form
    45,351.30/62,542.95 = 28,350.12/x
  3. Step 3: Cross multiply
    45,351.30x = 62,542.95 × 28,350.12
  4. Step 4: Simplify right side
    45,351.30x = 1,773,100,137.65
  5. Step 5: Solve for x
    x = 1,773,100,137.65/45,351.30
  6. Step 6: Final answer
    x = 39,097.01

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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.