Home / 26,922.60-40,427.10-18,196.20

Finding the Fourth Proportional to 26,922.60, 40,427.10 and 18,196.20

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Solution

The fourth proportional to 26,922.60, 40,427.10 and 18,196.20 is: 27,323.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,922.60 : 40,427.10 = 18,196.20 : x
  2. Step 2: Convert to fraction form
    26,922.60/40,427.10 = 18,196.20/x
  3. Step 3: Cross multiply
    26,922.60x = 40,427.10 × 18,196.20
  4. Step 4: Simplify right side
    26,922.60x = 735,619,597.02
  5. Step 5: Solve for x
    x = 735,619,597.02/26,922.60
  6. Step 6: Final answer
    x = 27,323.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.