Home / 13,500.88-18,631.26-7,532.44

Finding the Fourth Proportional to 13,500.88, 18,631.26 and 7,532.44

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Solution

The fourth proportional to 13,500.88, 18,631.26 and 7,532.44 is: 10,394.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500.88 : 18,631.26 = 7,532.44 : x
  2. Step 2: Convert to fraction form
    13,500.88/18,631.26 = 7,532.44/x
  3. Step 3: Cross multiply
    13,500.88x = 18,631.26 × 7,532.44
  4. Step 4: Simplify right side
    13,500.88x = 140,338,848.07
  5. Step 5: Solve for x
    x = 140,338,848.07/13,500.88
  6. Step 6: Final answer
    x = 10,394.79

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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.