Home / 25,999.11-35,892.05-18,027.50

Finding the Fourth Proportional to 25,999.11, 35,892.05 and 18,027.50

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Solution

The fourth proportional to 25,999.11, 35,892.05 and 18,027.50 is: 24,887.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,999.11 : 35,892.05 = 18,027.50 : x
  2. Step 2: Convert to fraction form
    25,999.11/35,892.05 = 18,027.50/x
  3. Step 3: Cross multiply
    25,999.11x = 35,892.05 × 18,027.50
  4. Step 4: Simplify right side
    25,999.11x = 647,043,661.78
  5. Step 5: Solve for x
    x = 647,043,661.78/25,999.11
  6. Step 6: Final answer
    x = 24,887.15

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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.