Home / 13,335.33-18,402.54-7,367.25

Finding the Fourth Proportional to 13,335.33, 18,402.54 and 7,367.25

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Solution

The fourth proportional to 13,335.33, 18,402.54 and 7,367.25 is: 10,166.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,335.33 : 18,402.54 = 7,367.25 : x
  2. Step 2: Convert to fraction form
    13,335.33/18,402.54 = 7,367.25/x
  3. Step 3: Cross multiply
    13,335.33x = 18,402.54 × 7,367.25
  4. Step 4: Simplify right side
    13,335.33x = 135,576,195.64
  5. Step 5: Solve for x
    x = 135,576,195.64/13,335.33
  6. Step 6: Final answer
    x = 10,166.69

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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.