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Finding the Fourth Proportional to 29,928.02, 44,891.76 and 11,460.02

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Solution

The fourth proportional to 29,928.02, 44,891.76 and 11,460.02 is: 17,189.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,928.02 : 44,891.76 = 11,460.02 : x
  2. Step 2: Convert to fraction form
    29,928.02/44,891.76 = 11,460.02/x
  3. Step 3: Cross multiply
    29,928.02x = 44,891.76 × 11,460.02
  4. Step 4: Simplify right side
    29,928.02x = 514,460,467.44
  5. Step 5: Solve for x
    x = 514,460,467.44/29,928.02
  6. Step 6: Final answer
    x = 17,189.93

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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.