Home / 14,966.22-20,653.26-8,251.86

Finding the Fourth Proportional to 14,966.22, 20,653.26 and 8,251.86

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Solution

The fourth proportional to 14,966.22, 20,653.26 and 8,251.86 is: 11,387.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,966.22 : 20,653.26 = 8,251.86 : x
  2. Step 2: Convert to fraction form
    14,966.22/20,653.26 = 8,251.86/x
  3. Step 3: Cross multiply
    14,966.22x = 20,653.26 × 8,251.86
  4. Step 4: Simplify right side
    14,966.22x = 170,427,810.06
  5. Step 5: Solve for x
    x = 170,427,810.06/14,966.22
  6. Step 6: Final answer
    x = 11,387.50

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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.