Home / 15,375.69-23,017.03-10,935.16

Finding the Fourth Proportional to 15,375.69, 23,017.03 and 10,935.16

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Solution

The fourth proportional to 15,375.69, 23,017.03 and 10,935.16 is: 16,369.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,375.69 : 23,017.03 = 10,935.16 : x
  2. Step 2: Convert to fraction form
    15,375.69/23,017.03 = 10,935.16/x
  3. Step 3: Cross multiply
    15,375.69x = 23,017.03 × 10,935.16
  4. Step 4: Simplify right side
    15,375.69x = 251,694,820.89
  5. Step 5: Solve for x
    x = 251,694,820.89/15,375.69
  6. Step 6: Final answer
    x = 16,369.66

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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.