Home / 12,293.64-18,425.03-5,265.38

Finding the Fourth Proportional to 12,293.64, 18,425.03 and 5,265.38

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Solution

The fourth proportional to 12,293.64, 18,425.03 and 5,265.38 is: 7,891.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293.64 : 18,425.03 = 5,265.38 : x
  2. Step 2: Convert to fraction form
    12,293.64/18,425.03 = 5,265.38/x
  3. Step 3: Cross multiply
    12,293.64x = 18,425.03 × 5,265.38
  4. Step 4: Simplify right side
    12,293.64x = 97,014,666.01
  5. Step 5: Solve for x
    x = 97,014,666.01/12,293.64
  6. Step 6: Final answer
    x = 7,891.45

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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.