Home / 13,231.98-18,260.01-7,263.72

Finding the Fourth Proportional to 13,231.98, 18,260.01 and 7,263.72

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Solution

The fourth proportional to 13,231.98, 18,260.01 and 7,263.72 is: 10,023.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,231.98 : 18,260.01 = 7,263.72 : x
  2. Step 2: Convert to fraction form
    13,231.98/18,260.01 = 7,263.72/x
  3. Step 3: Cross multiply
    13,231.98x = 18,260.01 × 7,263.72
  4. Step 4: Simplify right side
    13,231.98x = 132,635,599.84
  5. Step 5: Solve for x
    x = 132,635,599.84/13,231.98
  6. Step 6: Final answer
    x = 10,023.87

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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.