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Finding the Fourth Proportional to 10,023.48, 15,034.95 and 3,003.48

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Solution

The fourth proportional to 10,023.48, 15,034.95 and 3,003.48 is: 4,505.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,023.48 : 15,034.95 = 3,003.48 : x
  2. Step 2: Convert to fraction form
    10,023.48/15,034.95 = 3,003.48/x
  3. Step 3: Cross multiply
    10,023.48x = 15,034.95 × 3,003.48
  4. Step 4: Simplify right side
    10,023.48x = 45,157,171.63
  5. Step 5: Solve for x
    x = 45,157,171.63/10,023.48
  6. Step 6: Final answer
    x = 4,505.14

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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.