Home / 14,944.66-20,623.68-8,976.43

Finding the Fourth Proportional to 14,944.66, 20,623.68 and 8,976.43

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Solution

The fourth proportional to 14,944.66, 20,623.68 and 8,976.43 is: 12,387.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,944.66 : 20,623.68 = 8,976.43 : x
  2. Step 2: Convert to fraction form
    14,944.66/20,623.68 = 8,976.43/x
  3. Step 3: Cross multiply
    14,944.66x = 20,623.68 × 8,976.43
  4. Step 4: Simplify right side
    14,944.66x = 185,127,019.86
  5. Step 5: Solve for x
    x = 185,127,019.86/14,944.66
  6. Step 6: Final answer
    x = 12,387.50

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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.