Home / 44,107.66-66,162.57-12,943.90

Finding the Fourth Proportional to 44,107.66, 66,162.57 and 12,943.90

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Solution

The fourth proportional to 44,107.66, 66,162.57 and 12,943.90 is: 19,416.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,107.66 : 66,162.57 = 12,943.90 : x
  2. Step 2: Convert to fraction form
    44,107.66/66,162.57 = 12,943.90/x
  3. Step 3: Cross multiply
    44,107.66x = 66,162.57 × 12,943.90
  4. Step 4: Simplify right side
    44,107.66x = 856,401,689.82
  5. Step 5: Solve for x
    x = 856,401,689.82/44,107.66
  6. Step 6: Final answer
    x = 19,416.17

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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.