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Finding the Fourth Proportional to 29,459.19, 44,101.97 and 19,445.47

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Solution

The fourth proportional to 29,459.19, 44,101.97 and 19,445.47 is: 29,110.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,459.19 : 44,101.97 = 19,445.47 : x
  2. Step 2: Convert to fraction form
    29,459.19/44,101.97 = 19,445.47/x
  3. Step 3: Cross multiply
    29,459.19x = 44,101.97 × 19,445.47
  4. Step 4: Simplify right side
    29,459.19x = 857,583,400.01
  5. Step 5: Solve for x
    x = 857,583,400.01/29,459.19
  6. Step 6: Final answer
    x = 29,110.89

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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.