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Finding the Fourth Proportional to 29,302.84, 43,960.82 and 9,313.48

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Solution

The fourth proportional to 29,302.84, 43,960.82 and 9,313.48 is: 13,972.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,302.84 : 43,960.82 = 9,313.48 : x
  2. Step 2: Convert to fraction form
    29,302.84/43,960.82 = 9,313.48/x
  3. Step 3: Cross multiply
    29,302.84x = 43,960.82 × 9,313.48
  4. Step 4: Simplify right side
    29,302.84x = 409,428,217.85
  5. Step 5: Solve for x
    x = 409,428,217.85/29,302.84
  6. Step 6: Final answer
    x = 13,972.31

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1.5x scale

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.