Home / 18,396.29-27,595.35-5,250.60

Finding the Fourth Proportional to 18,396.29, 27,595.35 and 5,250.60

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Solution

The fourth proportional to 18,396.29, 27,595.35 and 5,250.60 is: 7,876.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,396.29 : 27,595.35 = 5,250.60 : x
  2. Step 2: Convert to fraction form
    18,396.29/27,595.35 = 5,250.60/x
  3. Step 3: Cross multiply
    18,396.29x = 27,595.35 × 5,250.60
  4. Step 4: Simplify right side
    18,396.29x = 144,892,144.71
  5. Step 5: Solve for x
    x = 144,892,144.71/18,396.29
  6. Step 6: Final answer
    x = 7,876.16

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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.