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Finding the Fourth Proportional to 16,444.78, 24,670.81 and 7,674.91

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Solution

The fourth proportional to 16,444.78, 24,670.81 and 7,674.91 is: 11,514.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,444.78 : 24,670.81 = 7,674.91 : x
  2. Step 2: Convert to fraction form
    16,444.78/24,670.81 = 7,674.91/x
  3. Step 3: Cross multiply
    16,444.78x = 24,670.81 × 7,674.91
  4. Step 4: Simplify right side
    16,444.78x = 189,346,246.38
  5. Step 5: Solve for x
    x = 189,346,246.38/16,444.78
  6. Step 6: Final answer
    x = 11,514.06

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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.