Home / 40,647.45-60,971.94-11,066.05

Finding the Fourth Proportional to 40,647.45, 60,971.94 and 11,066.05

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Solution

The fourth proportional to 40,647.45, 60,971.94 and 11,066.05 is: 16,599.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,647.45 : 60,971.94 = 11,066.05 : x
  2. Step 2: Convert to fraction form
    40,647.45/60,971.94 = 11,066.05/x
  3. Step 3: Cross multiply
    40,647.45x = 60,971.94 × 11,066.05
  4. Step 4: Simplify right side
    40,647.45x = 674,718,449.23
  5. Step 5: Solve for x
    x = 674,718,449.23/40,647.45
  6. Step 6: Final answer
    x = 16,599.28

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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.