Home / 40,624.56-60,929.37-18,432.60

Finding the Fourth Proportional to 40,624.56, 60,929.37 and 18,432.60

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Solution

The fourth proportional to 40,624.56, 60,929.37 and 18,432.60 is: 27,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,624.56 : 60,929.37 = 18,432.60 : x
  2. Step 2: Convert to fraction form
    40,624.56/60,929.37 = 18,432.60/x
  3. Step 3: Cross multiply
    40,624.56x = 60,929.37 × 18,432.60
  4. Step 4: Simplify right side
    40,624.56x = 1,123,086,705.46
  5. Step 5: Solve for x
    x = 1,123,086,705.46/40,624.56
  6. Step 6: Final answer
    x = 27,645.51

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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.