Home / 29,277.45-43,916.28-7,090.79

Finding the Fourth Proportional to 29,277.45, 43,916.28 and 7,090.79

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Solution

The fourth proportional to 29,277.45, 43,916.28 and 7,090.79 is: 10,636.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,277.45 : 43,916.28 = 7,090.79 : x
  2. Step 2: Convert to fraction form
    29,277.45/43,916.28 = 7,090.79/x
  3. Step 3: Cross multiply
    29,277.45x = 43,916.28 × 7,090.79
  4. Step 4: Simplify right side
    29,277.45x = 311,401,119.92
  5. Step 5: Solve for x
    x = 311,401,119.92/29,277.45
  6. Step 6: Final answer
    x = 10,636.21

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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.