Home / 44,616.96-66,957.76-21,243.20

Finding the Fourth Proportional to 44,616.96, 66,957.76 and 21,243.20

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Solution

The fourth proportional to 44,616.96, 66,957.76 and 21,243.20 is: 31,880.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,616.96 : 66,957.76 = 21,243.20 : x
  2. Step 2: Convert to fraction form
    44,616.96/66,957.76 = 21,243.20/x
  3. Step 3: Cross multiply
    44,616.96x = 66,957.76 × 21,243.20
  4. Step 4: Simplify right side
    44,616.96x = 1,422,397,087.23
  5. Step 5: Solve for x
    x = 1,422,397,087.23/44,616.96
  6. Step 6: Final answer
    x = 31,880.19

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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.