Home / 45,319.72-62,558.06-38,920.62

Finding the Fourth Proportional to 45,319.72, 62,558.06 and 38,920.62

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Solution

The fourth proportional to 45,319.72, 62,558.06 and 38,920.62 is: 53,724.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,319.72 : 62,558.06 = 38,920.62 : x
  2. Step 2: Convert to fraction form
    45,319.72/62,558.06 = 38,920.62/x
  3. Step 3: Cross multiply
    45,319.72x = 62,558.06 × 38,920.62
  4. Step 4: Simplify right side
    45,319.72x = 2,434,798,481.20
  5. Step 5: Solve for x
    x = 2,434,798,481.20/45,319.72
  6. Step 6: Final answer
    x = 53,724.92

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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.