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Finding the Fourth Proportional to 29,673.72, 44,509.43 and 7,486.81

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Solution

The fourth proportional to 29,673.72, 44,509.43 and 7,486.81 is: 11,229.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,673.72 : 44,509.43 = 7,486.81 : x
  2. Step 2: Convert to fraction form
    29,673.72/44,509.43 = 7,486.81/x
  3. Step 3: Cross multiply
    29,673.72x = 44,509.43 × 7,486.81
  4. Step 4: Simplify right side
    29,673.72x = 333,233,553.06
  5. Step 5: Solve for x
    x = 333,233,553.06/29,673.72
  6. Step 6: Final answer
    x = 11,229.92

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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.