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Finding the Fourth Proportional to 29,858.61, 44,751 and 15,071.74

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Solution

The fourth proportional to 29,858.61, 44,751 and 15,071.74 is: 22,588.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,858.61 : 44,751 = 15,071.74 : x
  2. Step 2: Convert to fraction form
    29,858.61/44,751 = 15,071.74/x
  3. Step 3: Cross multiply
    29,858.61x = 44,751 × 15,071.74
  4. Step 4: Simplify right side
    29,858.61x = 674,475,436.74
  5. Step 5: Solve for x
    x = 674,475,436.74/29,858.61
  6. Step 6: Final answer
    x = 22,588.98

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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.