Home / 20,073.57-30,110.66-7,599.47

Finding the Fourth Proportional to 20,073.57, 30,110.66 and 7,599.47

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Solution

The fourth proportional to 20,073.57, 30,110.66 and 7,599.47 is: 11,399.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,073.57 : 30,110.66 = 7,599.47 : x
  2. Step 2: Convert to fraction form
    20,073.57/30,110.66 = 7,599.47/x
  3. Step 3: Cross multiply
    20,073.57x = 30,110.66 × 7,599.47
  4. Step 4: Simplify right side
    20,073.57x = 228,824,868.80
  5. Step 5: Solve for x
    x = 228,824,868.80/20,073.57
  6. Step 6: Final answer
    x = 11,399.31

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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.