Home / 16,018.38-22,073.87-12,245.81

Finding the Fourth Proportional to 16,018.38, 22,073.87 and 12,245.81

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Solution

The fourth proportional to 16,018.38, 22,073.87 and 12,245.81 is: 16,875.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,018.38 : 22,073.87 = 12,245.81 : x
  2. Step 2: Convert to fraction form
    16,018.38/22,073.87 = 12,245.81/x
  3. Step 3: Cross multiply
    16,018.38x = 22,073.87 × 12,245.81
  4. Step 4: Simplify right side
    16,018.38x = 270,312,246.39
  5. Step 5: Solve for x
    x = 270,312,246.39/16,018.38
  6. Step 6: Final answer
    x = 16,875.13

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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.