Home / 18,725.15-25,840.91-10,227.52

Finding the Fourth Proportional to 18,725.15, 25,840.91 and 10,227.52

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Solution

The fourth proportional to 18,725.15, 25,840.91 and 10,227.52 is: 14,114.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,725.15 : 25,840.91 = 10,227.52 : x
  2. Step 2: Convert to fraction form
    18,725.15/25,840.91 = 10,227.52/x
  3. Step 3: Cross multiply
    18,725.15x = 25,840.91 × 10,227.52
  4. Step 4: Simplify right side
    18,725.15x = 264,288,423.84
  5. Step 5: Solve for x
    x = 264,288,423.84/18,725.15
  6. Step 6: Final answer
    x = 14,114.09

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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.