Home / 13,335.73-18,402.62-7,366.24

Finding the Fourth Proportional to 13,335.73, 18,402.62 and 7,366.24

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Solution

The fourth proportional to 13,335.73, 18,402.62 and 7,366.24 is: 10,165.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,335.73 : 18,402.62 = 7,366.24 : x
  2. Step 2: Convert to fraction form
    13,335.73/18,402.62 = 7,366.24/x
  3. Step 3: Cross multiply
    13,335.73x = 18,402.62 × 7,366.24
  4. Step 4: Simplify right side
    13,335.73x = 135,558,115.55
  5. Step 5: Solve for x
    x = 135,558,115.55/13,335.73
  6. Step 6: Final answer
    x = 10,165.04

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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.