Home / 40,284.76-60,427.33-13,630.97

Finding the Fourth Proportional to 40,284.76, 60,427.33 and 13,630.97

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Solution

The fourth proportional to 40,284.76, 60,427.33 and 13,630.97 is: 20,446.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,284.76 : 60,427.33 = 13,630.97 : x
  2. Step 2: Convert to fraction form
    40,284.76/60,427.33 = 13,630.97/x
  3. Step 3: Cross multiply
    40,284.76x = 60,427.33 × 13,630.97
  4. Step 4: Simplify right side
    40,284.76x = 823,683,122.41
  5. Step 5: Solve for x
    x = 823,683,122.41/40,284.76
  6. Step 6: Final answer
    x = 20,446.52

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1.5x scale

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.