Home / 45,188.24-62,328.52-31,016.48

Finding the Fourth Proportional to 45,188.24, 62,328.52 and 31,016.48

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Solution

The fourth proportional to 45,188.24, 62,328.52 and 31,016.48 is: 42,781.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,188.24 : 62,328.52 = 31,016.48 : x
  2. Step 2: Convert to fraction form
    45,188.24/62,328.52 = 31,016.48/x
  3. Step 3: Cross multiply
    45,188.24x = 62,328.52 × 31,016.48
  4. Step 4: Simplify right side
    45,188.24x = 1,933,211,294.01
  5. Step 5: Solve for x
    x = 1,933,211,294.01/45,188.24
  6. Step 6: Final answer
    x = 42,781.29

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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.