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Finding the Fourth Proportional to 29,911.51, 44,824.74 and 13,266.01

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Solution

The fourth proportional to 29,911.51, 44,824.74 and 13,266.01 is: 19,880.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,911.51 : 44,824.74 = 13,266.01 : x
  2. Step 2: Convert to fraction form
    29,911.51/44,824.74 = 13,266.01/x
  3. Step 3: Cross multiply
    29,911.51x = 44,824.74 × 13,266.01
  4. Step 4: Simplify right side
    29,911.51x = 594,645,449.09
  5. Step 5: Solve for x
    x = 594,645,449.09/29,911.51
  6. Step 6: Final answer
    x = 19,880.15

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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.