Home / 15,453.88-23,179.32-4,360.40

Finding the Fourth Proportional to 15,453.88, 23,179.32 and 4,360.40

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Solution

The fourth proportional to 15,453.88, 23,179.32 and 4,360.40 is: 6,540.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,453.88 : 23,179.32 = 4,360.40 : x
  2. Step 2: Convert to fraction form
    15,453.88/23,179.32 = 4,360.40/x
  3. Step 3: Cross multiply
    15,453.88x = 23,179.32 × 4,360.40
  4. Step 4: Simplify right side
    15,453.88x = 101,071,106.93
  5. Step 5: Solve for x
    x = 101,071,106.93/15,453.88
  6. Step 6: Final answer
    x = 6,540.18

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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.