Home / 40,383.19-60,606.42-27,990.19

Finding the Fourth Proportional to 40,383.19, 60,606.42 and 27,990.19

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Solution

The fourth proportional to 40,383.19, 60,606.42 and 27,990.19 is: 42,007.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,383.19 : 60,606.42 = 27,990.19 : x
  2. Step 2: Convert to fraction form
    40,383.19/60,606.42 = 27,990.19/x
  3. Step 3: Cross multiply
    40,383.19x = 60,606.42 × 27,990.19
  4. Step 4: Simplify right side
    40,383.19x = 1,696,385,211.02
  5. Step 5: Solve for x
    x = 1,696,385,211.02/40,383.19
  6. Step 6: Final answer
    x = 42,007.21

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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.