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Finding the Fourth Proportional to 16,451.84, 24,668.84 and 5,920.22

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Solution

The fourth proportional to 16,451.84, 24,668.84 and 5,920.22 is: 8,877.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,451.84 : 24,668.84 = 5,920.22 : x
  2. Step 2: Convert to fraction form
    16,451.84/24,668.84 = 5,920.22/x
  3. Step 3: Cross multiply
    16,451.84x = 24,668.84 × 5,920.22
  4. Step 4: Simplify right side
    16,451.84x = 146,044,959.94
  5. Step 5: Solve for x
    x = 146,044,959.94/16,451.84
  6. Step 6: Final answer
    x = 8,877.12

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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.