Home / 15,479.38-23,216.11-4,383.40

Finding the Fourth Proportional to 15,479.38, 23,216.11 and 4,383.40

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Solution

The fourth proportional to 15,479.38, 23,216.11 and 4,383.40 is: 6,574.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,479.38 : 23,216.11 = 4,383.40 : x
  2. Step 2: Convert to fraction form
    15,479.38/23,216.11 = 4,383.40/x
  3. Step 3: Cross multiply
    15,479.38x = 23,216.11 × 4,383.40
  4. Step 4: Simplify right side
    15,479.38x = 101,765,496.57
  5. Step 5: Solve for x
    x = 101,765,496.57/15,479.38
  6. Step 6: Final answer
    x = 6,574.26

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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.