Home / 40,660.73-60,975.93-13,999.19

Finding the Fourth Proportional to 40,660.73, 60,975.93 and 13,999.19

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Solution

The fourth proportional to 40,660.73, 60,975.93 and 13,999.19 is: 20,993.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,660.73 : 60,975.93 = 13,999.19 : x
  2. Step 2: Convert to fraction form
    40,660.73/60,975.93 = 13,999.19/x
  3. Step 3: Cross multiply
    40,660.73x = 60,975.93 × 13,999.19
  4. Step 4: Simplify right side
    40,660.73x = 853,613,597.32
  5. Step 5: Solve for x
    x = 853,613,597.32/40,660.73
  6. Step 6: Final answer
    x = 20,993.56

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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.