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Finding the Fourth Proportional to 29,717.56, 44,575.89 and 7,228.45

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Solution

The fourth proportional to 29,717.56, 44,575.89 and 7,228.45 is: 10,842.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,717.56 : 44,575.89 = 7,228.45 : x
  2. Step 2: Convert to fraction form
    29,717.56/44,575.89 = 7,228.45/x
  3. Step 3: Cross multiply
    29,717.56x = 44,575.89 × 7,228.45
  4. Step 4: Simplify right side
    29,717.56x = 322,214,592.07
  5. Step 5: Solve for x
    x = 322,214,592.07/29,717.56
  6. Step 6: Final answer
    x = 10,842.57

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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.