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Finding the Fourth Proportional to 25,199.52, 34,775.52 and 14,021.52

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Solution

The fourth proportional to 25,199.52, 34,775.52 and 14,021.52 is: 19,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,199.52 : 34,775.52 = 14,021.52 : x
  2. Step 2: Convert to fraction form
    25,199.52/34,775.52 = 14,021.52/x
  3. Step 3: Cross multiply
    25,199.52x = 34,775.52 × 14,021.52
  4. Step 4: Simplify right side
    25,199.52x = 487,605,649.19
  5. Step 5: Solve for x
    x = 487,605,649.19/25,199.52
  6. Step 6: Final answer
    x = 19,349.80

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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.