Home / 45,320.72-62,559.44-38,921.62

Finding the Fourth Proportional to 45,320.72, 62,559.44 and 38,921.62

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Solution

The fourth proportional to 45,320.72, 62,559.44 and 38,921.62 is: 53,726.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,320.72 : 62,559.44 = 38,921.62 : x
  2. Step 2: Convert to fraction form
    45,320.72/62,559.44 = 38,921.62/x
  3. Step 3: Cross multiply
    45,320.72x = 62,559.44 × 38,921.62
  4. Step 4: Simplify right side
    45,320.72x = 2,434,914,751.09
  5. Step 5: Solve for x
    x = 2,434,914,751.09/45,320.72
  6. Step 6: Final answer
    x = 53,726.30

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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.