Home / 18,850.25-26,011.38-10,895.05

Finding the Fourth Proportional to 18,850.25, 26,011.38 and 10,895.05

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Solution

The fourth proportional to 18,850.25, 26,011.38 and 10,895.05 is: 15,034.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,850.25 : 26,011.38 = 10,895.05 : x
  2. Step 2: Convert to fraction form
    18,850.25/26,011.38 = 10,895.05/x
  3. Step 3: Cross multiply
    18,850.25x = 26,011.38 × 10,895.05
  4. Step 4: Simplify right side
    18,850.25x = 283,395,155.61
  5. Step 5: Solve for x
    x = 283,395,155.61/18,850.25
  6. Step 6: Final answer
    x = 15,034.03

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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.