Home / 40,285.26-60,427.91-15,319.54

Finding the Fourth Proportional to 40,285.26, 60,427.91 and 15,319.54

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Solution

The fourth proportional to 40,285.26, 60,427.91 and 15,319.54 is: 22,979.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,285.26 : 60,427.91 = 15,319.54 : x
  2. Step 2: Convert to fraction form
    40,285.26/60,427.91 = 15,319.54/x
  3. Step 3: Cross multiply
    40,285.26x = 60,427.91 × 15,319.54
  4. Step 4: Simplify right side
    40,285.26x = 925,727,784.36
  5. Step 5: Solve for x
    x = 925,727,784.36/40,285.26
  6. Step 6: Final answer
    x = 22,979.32

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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.