Home / 18,105.08-27,159.67-16,244.76

Finding the Fourth Proportional to 18,105.08, 27,159.67 and 16,244.76

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Solution

The fourth proportional to 18,105.08, 27,159.67 and 16,244.76 is: 24,368.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,105.08 : 27,159.67 = 16,244.76 : x
  2. Step 2: Convert to fraction form
    18,105.08/27,159.67 = 16,244.76/x
  3. Step 3: Cross multiply
    18,105.08x = 27,159.67 × 16,244.76
  4. Step 4: Simplify right side
    18,105.08x = 441,202,280.22
  5. Step 5: Solve for x
    x = 441,202,280.22/18,105.08
  6. Step 6: Final answer
    x = 24,368.98

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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.