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Finding the Fourth Proportional to 25,773.98, 35,566.42 and 15,161.58

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Solution

The fourth proportional to 25,773.98, 35,566.42 and 15,161.58 is: 20,922.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,773.98 : 35,566.42 = 15,161.58 : x
  2. Step 2: Convert to fraction form
    25,773.98/35,566.42 = 15,161.58/x
  3. Step 3: Cross multiply
    25,773.98x = 35,566.42 × 15,161.58
  4. Step 4: Simplify right side
    25,773.98x = 539,243,122.14
  5. Step 5: Solve for x
    x = 539,243,122.14/25,773.98
  6. Step 6: Final answer
    x = 20,922.00

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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.