Home / 14,757.12-20,366.64-9,093.06

Finding the Fourth Proportional to 14,757.12, 20,366.64 and 9,093.06

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Solution

The fourth proportional to 14,757.12, 20,366.64 and 9,093.06 is: 12,549.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,757.12 : 20,366.64 = 9,093.06 : x
  2. Step 2: Convert to fraction form
    14,757.12/20,366.64 = 9,093.06/x
  3. Step 3: Cross multiply
    14,757.12x = 20,366.64 × 9,093.06
  4. Step 4: Simplify right side
    14,757.12x = 185,195,079.52
  5. Step 5: Solve for x
    x = 185,195,079.52/14,757.12
  6. Step 6: Final answer
    x = 12,549.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.