Home / 18,363.73-25,341.52-10,708.42

Finding the Fourth Proportional to 18,363.73, 25,341.52 and 10,708.42

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Solution

The fourth proportional to 18,363.73, 25,341.52 and 10,708.42 is: 14,777.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,363.73 : 25,341.52 = 10,708.42 : x
  2. Step 2: Convert to fraction form
    18,363.73/25,341.52 = 10,708.42/x
  3. Step 3: Cross multiply
    18,363.73x = 25,341.52 × 10,708.42
  4. Step 4: Simplify right side
    18,363.73x = 271,367,639.60
  5. Step 5: Solve for x
    x = 271,367,639.60/18,363.73
  6. Step 6: Final answer
    x = 14,777.37

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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.