Home / 26,687.04-40,032.60-9,156.72

Finding the Fourth Proportional to 26,687.04, 40,032.60 and 9,156.72

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Solution

The fourth proportional to 26,687.04, 40,032.60 and 9,156.72 is: 13,735.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,687.04 : 40,032.60 = 9,156.72 : x
  2. Step 2: Convert to fraction form
    26,687.04/40,032.60 = 9,156.72/x
  3. Step 3: Cross multiply
    26,687.04x = 40,032.60 × 9,156.72
  4. Step 4: Simplify right side
    26,687.04x = 366,567,309.07
  5. Step 5: Solve for x
    x = 366,567,309.07/26,687.04
  6. Step 6: Final answer
    x = 13,735.78

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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.