Home / 10,066.21-15,100.05-2,670.50

Finding the Fourth Proportional to 10,066.21, 15,100.05 and 2,670.50

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Solution

The fourth proportional to 10,066.21, 15,100.05 and 2,670.50 is: 4,005.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,066.21 : 15,100.05 = 2,670.50 : x
  2. Step 2: Convert to fraction form
    10,066.21/15,100.05 = 2,670.50/x
  3. Step 3: Cross multiply
    10,066.21x = 15,100.05 × 2,670.50
  4. Step 4: Simplify right side
    10,066.21x = 40,324,731.29
  5. Step 5: Solve for x
    x = 40,324,731.29/10,066.21
  6. Step 6: Final answer
    x = 4,005.95

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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.