Home / 15,375.24-23,055.57-7,972.29

Finding the Fourth Proportional to 15,375.24, 23,055.57 and 7,972.29

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Solution

The fourth proportional to 15,375.24, 23,055.57 and 7,972.29 is: 11,954.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,375.24 : 23,055.57 = 7,972.29 : x
  2. Step 2: Convert to fraction form
    15,375.24/23,055.57 = 7,972.29/x
  3. Step 3: Cross multiply
    15,375.24x = 23,055.57 × 7,972.29
  4. Step 4: Simplify right side
    15,375.24x = 183,805,690.16
  5. Step 5: Solve for x
    x = 183,805,690.16/15,375.24
  6. Step 6: Final answer
    x = 11,954.66

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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.