Home / 40,989.39-61,443.03-15,995.04

Finding the Fourth Proportional to 40,989.39, 61,443.03 and 15,995.04

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Solution

The fourth proportional to 40,989.39, 61,443.03 and 15,995.04 is: 23,976.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,989.39 : 61,443.03 = 15,995.04 : x
  2. Step 2: Convert to fraction form
    40,989.39/61,443.03 = 15,995.04/x
  3. Step 3: Cross multiply
    40,989.39x = 61,443.03 × 15,995.04
  4. Step 4: Simplify right side
    40,989.39x = 982,783,722.57
  5. Step 5: Solve for x
    x = 982,783,722.57/40,989.39
  6. Step 6: Final answer
    x = 23,976.54

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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.