Home / 18,814.06-25,960.68-10,854.82

Finding the Fourth Proportional to 18,814.06, 25,960.68 and 10,854.82

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Solution

The fourth proportional to 18,814.06, 25,960.68 and 10,854.82 is: 14,978.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,814.06 : 25,960.68 = 10,854.82 : x
  2. Step 2: Convert to fraction form
    18,814.06/25,960.68 = 10,854.82/x
  3. Step 3: Cross multiply
    18,814.06x = 25,960.68 × 10,854.82
  4. Step 4: Simplify right side
    18,814.06x = 281,798,508.48
  5. Step 5: Solve for x
    x = 281,798,508.48/18,814.06
  6. Step 6: Final answer
    x = 14,978.08

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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.