Home / 18,348.79-25,320.90-10,795.61

Finding the Fourth Proportional to 18,348.79, 25,320.90 and 10,795.61

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Solution

The fourth proportional to 18,348.79, 25,320.90 and 10,795.61 is: 14,897.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,348.79 : 25,320.90 = 10,795.61 : x
  2. Step 2: Convert to fraction form
    18,348.79/25,320.90 = 10,795.61/x
  3. Step 3: Cross multiply
    18,348.79x = 25,320.90 × 10,795.61
  4. Step 4: Simplify right side
    18,348.79x = 273,354,593.82
  5. Step 5: Solve for x
    x = 273,354,593.82/18,348.79
  6. Step 6: Final answer
    x = 14,897.69

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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.