Home / 13,599.01-18,767.26-7,932.86

Finding the Fourth Proportional to 13,599.01, 18,767.26 and 7,932.86

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Solution

The fourth proportional to 13,599.01, 18,767.26 and 7,932.86 is: 10,947.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,599.01 : 18,767.26 = 7,932.86 : x
  2. Step 2: Convert to fraction form
    13,599.01/18,767.26 = 7,932.86/x
  3. Step 3: Cross multiply
    13,599.01x = 18,767.26 × 7,932.86
  4. Step 4: Simplify right side
    13,599.01x = 148,878,046.16
  5. Step 5: Solve for x
    x = 148,878,046.16/13,599.01
  6. Step 6: Final answer
    x = 10,947.71

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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.