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Finding the Fourth Proportional to 25,892.73, 35,749.62 and 19,832.22

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Solution

The fourth proportional to 25,892.73, 35,749.62 and 19,832.22 is: 27,381.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,892.73 : 35,749.62 = 19,832.22 : x
  2. Step 2: Convert to fraction form
    25,892.73/35,749.62 = 19,832.22/x
  3. Step 3: Cross multiply
    25,892.73x = 35,749.62 × 19,832.22
  4. Step 4: Simplify right side
    25,892.73x = 708,994,328.76
  5. Step 5: Solve for x
    x = 708,994,328.76/25,892.73
  6. Step 6: Final answer
    x = 27,381.98

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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.