Home / 19,777.26-29,677.56-7,306.11

Finding the Fourth Proportional to 19,777.26, 29,677.56 and 7,306.11

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Solution

The fourth proportional to 19,777.26, 29,677.56 and 7,306.11 is: 10,963.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,777.26 : 29,677.56 = 7,306.11 : x
  2. Step 2: Convert to fraction form
    19,777.26/29,677.56 = 7,306.11/x
  3. Step 3: Cross multiply
    19,777.26x = 29,677.56 × 7,306.11
  4. Step 4: Simplify right side
    19,777.26x = 216,827,517.89
  5. Step 5: Solve for x
    x = 216,827,517.89/19,777.26
  6. Step 6: Final answer
    x = 10,963.48

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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.