Home / 18,302.60-27,454.14-5,155.24

Finding the Fourth Proportional to 18,302.60, 27,454.14 and 5,155.24

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Solution

The fourth proportional to 18,302.60, 27,454.14 and 5,155.24 is: 7,732.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,302.60 : 27,454.14 = 5,155.24 : x
  2. Step 2: Convert to fraction form
    18,302.60/27,454.14 = 5,155.24/x
  3. Step 3: Cross multiply
    18,302.60x = 27,454.14 × 5,155.24
  4. Step 4: Simplify right side
    18,302.60x = 141,532,680.69
  5. Step 5: Solve for x
    x = 141,532,680.69/18,302.60
  6. Step 6: Final answer
    x = 7,732.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.