Home / 13,234.56-18,263.37-7,266.87

Finding the Fourth Proportional to 13,234.56, 18,263.37 and 7,266.87

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Solution

The fourth proportional to 13,234.56, 18,263.37 and 7,266.87 is: 10,028.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234.56 : 18,263.37 = 7,266.87 : x
  2. Step 2: Convert to fraction form
    13,234.56/18,263.37 = 7,266.87/x
  3. Step 3: Cross multiply
    13,234.56x = 18,263.37 × 7,266.87
  4. Step 4: Simplify right side
    13,234.56x = 132,717,535.55
  5. Step 5: Solve for x
    x = 132,717,535.55/13,234.56
  6. Step 6: Final answer
    x = 10,028.10

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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.