Home / 18,394.76-27,587.57-5,247.24

Finding the Fourth Proportional to 18,394.76, 27,587.57 and 5,247.24

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Solution

The fourth proportional to 18,394.76, 27,587.57 and 5,247.24 is: 7,869.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,394.76 : 27,587.57 = 5,247.24 : x
  2. Step 2: Convert to fraction form
    18,394.76/27,587.57 = 5,247.24/x
  3. Step 3: Cross multiply
    18,394.76x = 27,587.57 × 5,247.24
  4. Step 4: Simplify right side
    18,394.76x = 144,758,574.57
  5. Step 5: Solve for x
    x = 144,758,574.57/18,394.76
  6. Step 6: Final answer
    x = 7,869.56

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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.