Home / 14,326.56-21,478.50-6,531.12

Finding the Fourth Proportional to 14,326.56, 21,478.50 and 6,531.12

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Solution

The fourth proportional to 14,326.56, 21,478.50 and 6,531.12 is: 9,791.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,326.56 : 21,478.50 = 6,531.12 : x
  2. Step 2: Convert to fraction form
    14,326.56/21,478.50 = 6,531.12/x
  3. Step 3: Cross multiply
    14,326.56x = 21,478.50 × 6,531.12
  4. Step 4: Simplify right side
    14,326.56x = 140,278,660.92
  5. Step 5: Solve for x
    x = 140,278,660.92/14,326.56
  6. Step 6: Final answer
    x = 9,791.51

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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.