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Finding the Fourth Proportional to 25,044.88, 34,561.88 and 14,434.44

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Solution

The fourth proportional to 25,044.88, 34,561.88 and 14,434.44 is: 19,919.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,044.88 : 34,561.88 = 14,434.44 : x
  2. Step 2: Convert to fraction form
    25,044.88/34,561.88 = 14,434.44/x
  3. Step 3: Cross multiply
    25,044.88x = 34,561.88 × 14,434.44
  4. Step 4: Simplify right side
    25,044.88x = 498,881,383.15
  5. Step 5: Solve for x
    x = 498,881,383.15/25,044.88
  6. Step 6: Final answer
    x = 19,919.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.