Home / 15,322.94-22,985.18-4,229.38

Finding the Fourth Proportional to 15,322.94, 22,985.18 and 4,229.38

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Solution

The fourth proportional to 15,322.94, 22,985.18 and 4,229.38 is: 6,344.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,322.94 : 22,985.18 = 4,229.38 : x
  2. Step 2: Convert to fraction form
    15,322.94/22,985.18 = 4,229.38/x
  3. Step 3: Cross multiply
    15,322.94x = 22,985.18 × 4,229.38
  4. Step 4: Simplify right side
    15,322.94x = 97,212,924.52
  5. Step 5: Solve for x
    x = 97,212,924.52/15,322.94
  6. Step 6: Final answer
    x = 6,344.28

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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.