Home / 15,375.62-23,064.08-7,975.33

Finding the Fourth Proportional to 15,375.62, 23,064.08 and 7,975.33

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Solution

The fourth proportional to 15,375.62, 23,064.08 and 7,975.33 is: 11,963.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,375.62 : 23,064.08 = 7,975.33 : x
  2. Step 2: Convert to fraction form
    15,375.62/23,064.08 = 7,975.33/x
  3. Step 3: Cross multiply
    15,375.62x = 23,064.08 × 7,975.33
  4. Step 4: Simplify right side
    15,375.62x = 183,943,551.61
  5. Step 5: Solve for x
    x = 183,943,551.61/15,375.62
  6. Step 6: Final answer
    x = 11,963.32

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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.