Home / 40,661.06-60,976.60-13,999.46

Finding the Fourth Proportional to 40,661.06, 60,976.60 and 13,999.46

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Solution

The fourth proportional to 40,661.06, 60,976.60 and 13,999.46 is: 20,994.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,661.06 : 60,976.60 = 13,999.46 : x
  2. Step 2: Convert to fraction form
    40,661.06/60,976.60 = 13,999.46/x
  3. Step 3: Cross multiply
    40,661.06x = 60,976.60 × 13,999.46
  4. Step 4: Simplify right side
    40,661.06x = 853,639,472.64
  5. Step 5: Solve for x
    x = 853,639,472.64/40,661.06
  6. Step 6: Final answer
    x = 20,994.03

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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.