Home / 10,090.05-15,137.60-9,922.62

Finding the Fourth Proportional to 10,090.05, 15,137.60 and 9,922.62

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Solution

The fourth proportional to 10,090.05, 15,137.60 and 9,922.62 is: 14,886.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090.05 : 15,137.60 = 9,922.62 : x
  2. Step 2: Convert to fraction form
    10,090.05/15,137.60 = 9,922.62/x
  3. Step 3: Cross multiply
    10,090.05x = 15,137.60 × 9,922.62
  4. Step 4: Simplify right side
    10,090.05x = 150,204,602.90
  5. Step 5: Solve for x
    x = 150,204,602.90/10,090.05
  6. Step 6: Final answer
    x = 14,886.41

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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.