Home / 13,262.22-18,301.49-7,293.89

Finding the Fourth Proportional to 13,262.22, 18,301.49 and 7,293.89

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Solution

The fourth proportional to 13,262.22, 18,301.49 and 7,293.89 is: 10,065.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262.22 : 18,301.49 = 7,293.89 : x
  2. Step 2: Convert to fraction form
    13,262.22/18,301.49 = 7,293.89/x
  3. Step 3: Cross multiply
    13,262.22x = 18,301.49 × 7,293.89
  4. Step 4: Simplify right side
    13,262.22x = 133,488,963.39
  5. Step 5: Solve for x
    x = 133,488,963.39/13,262.22
  6. Step 6: Final answer
    x = 10,065.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.