Home / 27,038.28-40,559.55-9,512.04

Finding the Fourth Proportional to 27,038.28, 40,559.55 and 9,512.04

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Solution

The fourth proportional to 27,038.28, 40,559.55 and 9,512.04 is: 14,268.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,038.28 : 40,559.55 = 9,512.04 : x
  2. Step 2: Convert to fraction form
    27,038.28/40,559.55 = 9,512.04/x
  3. Step 3: Cross multiply
    27,038.28x = 40,559.55 × 9,512.04
  4. Step 4: Simplify right side
    27,038.28x = 385,804,061.98
  5. Step 5: Solve for x
    x = 385,804,061.98/27,038.28
  6. Step 6: Final answer
    x = 14,268.81

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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.