Home / 18,581.52-25,641.72-10,197.48

Finding the Fourth Proportional to 18,581.52, 25,641.72 and 10,197.48

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Solution

The fourth proportional to 18,581.52, 25,641.72 and 10,197.48 is: 14,072.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,581.52 : 25,641.72 = 10,197.48 : x
  2. Step 2: Convert to fraction form
    18,581.52/25,641.72 = 10,197.48/x
  3. Step 3: Cross multiply
    18,581.52x = 25,641.72 × 10,197.48
  4. Step 4: Simplify right side
    18,581.52x = 261,480,926.87
  5. Step 5: Solve for x
    x = 261,480,926.87/18,581.52
  6. Step 6: Final answer
    x = 14,072.10

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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.