Home / 10,135.05-15,203.18-9,583.44

Finding the Fourth Proportional to 10,135.05, 15,203.18 and 9,583.44

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Solution

The fourth proportional to 10,135.05, 15,203.18 and 9,583.44 is: 14,375.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,135.05 : 15,203.18 = 9,583.44 : x
  2. Step 2: Convert to fraction form
    10,135.05/15,203.18 = 9,583.44/x
  3. Step 3: Cross multiply
    10,135.05x = 15,203.18 × 9,583.44
  4. Step 4: Simplify right side
    10,135.05x = 145,698,763.34
  5. Step 5: Solve for x
    x = 145,698,763.34/10,135.05
  6. Step 6: Final answer
    x = 14,375.73

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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.