Home / 10,028.13-15,037.95-3,009.15

Finding the Fourth Proportional to 10,028.13, 15,037.95 and 3,009.15

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Solution

The fourth proportional to 10,028.13, 15,037.95 and 3,009.15 is: 4,512.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028.13 : 15,037.95 = 3,009.15 : x
  2. Step 2: Convert to fraction form
    10,028.13/15,037.95 = 3,009.15/x
  3. Step 3: Cross multiply
    10,028.13x = 15,037.95 × 3,009.15
  4. Step 4: Simplify right side
    10,028.13x = 45,251,447.24
  5. Step 5: Solve for x
    x = 45,251,447.24/10,028.13
  6. Step 6: Final answer
    x = 4,512.45

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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.