Home / 15,614.09-23,418.56-5,616.82

Finding the Fourth Proportional to 15,614.09, 23,418.56 and 5,616.82

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Solution

The fourth proportional to 15,614.09, 23,418.56 and 5,616.82 is: 8,424.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,614.09 : 23,418.56 = 5,616.82 : x
  2. Step 2: Convert to fraction form
    15,614.09/23,418.56 = 5,616.82/x
  3. Step 3: Cross multiply
    15,614.09x = 23,418.56 × 5,616.82
  4. Step 4: Simplify right side
    15,614.09x = 131,537,774.14
  5. Step 5: Solve for x
    x = 131,537,774.14/15,614.09
  6. Step 6: Final answer
    x = 8,424.30

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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.