Home / 14,818.24-20,449.52-8,444.69

Finding the Fourth Proportional to 14,818.24, 20,449.52 and 8,444.69

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Solution

The fourth proportional to 14,818.24, 20,449.52 and 8,444.69 is: 11,653.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,818.24 : 20,449.52 = 8,444.69 : x
  2. Step 2: Convert to fraction form
    14,818.24/20,449.52 = 8,444.69/x
  3. Step 3: Cross multiply
    14,818.24x = 20,449.52 × 8,444.69
  4. Step 4: Simplify right side
    14,818.24x = 172,689,814.83
  5. Step 5: Solve for x
    x = 172,689,814.83/14,818.24
  6. Step 6: Final answer
    x = 11,653.87

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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.