Home / 16,814.22-25,225.29-9,423.78

Finding the Fourth Proportional to 16,814.22, 25,225.29 and 9,423.78

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Solution

The fourth proportional to 16,814.22, 25,225.29 and 9,423.78 is: 14,137.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,814.22 : 25,225.29 = 9,423.78 : x
  2. Step 2: Convert to fraction form
    16,814.22/25,225.29 = 9,423.78/x
  3. Step 3: Cross multiply
    16,814.22x = 25,225.29 × 9,423.78
  4. Step 4: Simplify right side
    16,814.22x = 237,717,488.80
  5. Step 5: Solve for x
    x = 237,717,488.80/16,814.22
  6. Step 6: Final answer
    x = 14,137.89

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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.