Home / 18,295.17-25,255.71-10,740.30

Finding the Fourth Proportional to 18,295.17, 25,255.71 and 10,740.30

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Solution

The fourth proportional to 18,295.17, 25,255.71 and 10,740.30 is: 14,826.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,295.17 : 25,255.71 = 10,740.30 : x
  2. Step 2: Convert to fraction form
    18,295.17/25,255.71 = 10,740.30/x
  3. Step 3: Cross multiply
    18,295.17x = 25,255.71 × 10,740.30
  4. Step 4: Simplify right side
    18,295.17x = 271,253,902.11
  5. Step 5: Solve for x
    x = 271,253,902.11/18,295.17
  6. Step 6: Final answer
    x = 14,826.53

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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.