Home / 13,392.33-20,069.25-7,536.57

Finding the Fourth Proportional to 13,392.33, 20,069.25 and 7,536.57

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Solution

The fourth proportional to 13,392.33, 20,069.25 and 7,536.57 is: 11,294.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,392.33 : 20,069.25 = 7,536.57 : x
  2. Step 2: Convert to fraction form
    13,392.33/20,069.25 = 7,536.57/x
  3. Step 3: Cross multiply
    13,392.33x = 20,069.25 × 7,536.57
  4. Step 4: Simplify right side
    13,392.33x = 151,253,307.47
  5. Step 5: Solve for x
    x = 151,253,307.47/13,392.33
  6. Step 6: Final answer
    x = 11,294.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.