Home / 18,273.17-25,212.62-12,606.12

Finding the Fourth Proportional to 18,273.17, 25,212.62 and 12,606.12

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Solution

The fourth proportional to 18,273.17, 25,212.62 and 12,606.12 is: 17,393.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,273.17 : 25,212.62 = 12,606.12 : x
  2. Step 2: Convert to fraction form
    18,273.17/25,212.62 = 12,606.12/x
  3. Step 3: Cross multiply
    18,273.17x = 25,212.62 × 12,606.12
  4. Step 4: Simplify right side
    18,273.17x = 317,833,344.75
  5. Step 5: Solve for x
    x = 317,833,344.75/18,273.17
  6. Step 6: Final answer
    x = 17,393.44

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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.