Home / 12,113.93-18,167.65-3,349.33

Finding the Fourth Proportional to 12,113.93, 18,167.65 and 3,349.33

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Solution

The fourth proportional to 12,113.93, 18,167.65 and 3,349.33 is: 5,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,113.93 : 18,167.65 = 3,349.33 : x
  2. Step 2: Convert to fraction form
    12,113.93/18,167.65 = 3,349.33/x
  3. Step 3: Cross multiply
    12,113.93x = 18,167.65 × 3,349.33
  4. Step 4: Simplify right side
    12,113.93x = 60,849,455.17
  5. Step 5: Solve for x
    x = 60,849,455.17/12,113.93
  6. Step 6: Final answer
    x = 5,023.10

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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.