Home / 18,302.08-27,454.76-5,154.60

Finding the Fourth Proportional to 18,302.08, 27,454.76 and 5,154.60

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Solution

The fourth proportional to 18,302.08, 27,454.76 and 5,154.60 is: 7,732.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,302.08 : 27,454.76 = 5,154.60 : x
  2. Step 2: Convert to fraction form
    18,302.08/27,454.76 = 5,154.60/x
  3. Step 3: Cross multiply
    18,302.08x = 27,454.76 × 5,154.60
  4. Step 4: Simplify right side
    18,302.08x = 141,518,305.90
  5. Step 5: Solve for x
    x = 141,518,305.90/18,302.08
  6. Step 6: Final answer
    x = 7,732.36

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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.