Home / 18,850.23-26,013.81-10,352.90

Finding the Fourth Proportional to 18,850.23, 26,013.81 and 10,352.90

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Solution

The fourth proportional to 18,850.23, 26,013.81 and 10,352.90 is: 14,287.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,850.23 : 26,013.81 = 10,352.90 : x
  2. Step 2: Convert to fraction form
    18,850.23/26,013.81 = 10,352.90/x
  3. Step 3: Cross multiply
    18,850.23x = 26,013.81 × 10,352.90
  4. Step 4: Simplify right side
    18,850.23x = 269,318,373.55
  5. Step 5: Solve for x
    x = 269,318,373.55/18,850.23
  6. Step 6: Final answer
    x = 14,287.27

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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.