Home / 26,777.90-40,171.30-9,243.02

Finding the Fourth Proportional to 26,777.90, 40,171.30 and 9,243.02

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Solution

The fourth proportional to 26,777.90, 40,171.30 and 9,243.02 is: 13,866.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,777.90 : 40,171.30 = 9,243.02 : x
  2. Step 2: Convert to fraction form
    26,777.90/40,171.30 = 9,243.02/x
  3. Step 3: Cross multiply
    26,777.90x = 40,171.30 × 9,243.02
  4. Step 4: Simplify right side
    26,777.90x = 371,304,129.33
  5. Step 5: Solve for x
    x = 371,304,129.33/26,777.90
  6. Step 6: Final answer
    x = 13,866.07

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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.