Home / 16,269.16-22,451.30-8,817

Finding the Fourth Proportional to 16,269.16, 22,451.30 and 8,817

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Solution

The fourth proportional to 16,269.16, 22,451.30 and 8,817 is: 12,167.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,269.16 : 22,451.30 = 8,817 : x
  2. Step 2: Convert to fraction form
    16,269.16/22,451.30 = 8,817/x
  3. Step 3: Cross multiply
    16,269.16x = 22,451.30 × 8,817
  4. Step 4: Simplify right side
    16,269.16x = 197,953,112.10
  5. Step 5: Solve for x
    x = 197,953,112.10/16,269.16
  6. Step 6: Final answer
    x = 12,167.38

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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.