Home / 13,167.38-19,746.97-4,400.26

Finding the Fourth Proportional to 13,167.38, 19,746.97 and 4,400.26

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Solution

The fourth proportional to 13,167.38, 19,746.97 and 4,400.26 is: 6,599.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,167.38 : 19,746.97 = 4,400.26 : x
  2. Step 2: Convert to fraction form
    13,167.38/19,746.97 = 4,400.26/x
  3. Step 3: Cross multiply
    13,167.38x = 19,746.97 × 4,400.26
  4. Step 4: Simplify right side
    13,167.38x = 86,891,741.84
  5. Step 5: Solve for x
    x = 86,891,741.84/13,167.38
  6. Step 6: Final answer
    x = 6,599.01

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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.