Home / 26,826.60-40,202.28-22,857

Finding the Fourth Proportional to 26,826.60, 40,202.28 and 22,857

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Solution

The fourth proportional to 26,826.60, 40,202.28 and 22,857 is: 34,253.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,826.60 : 40,202.28 = 22,857 : x
  2. Step 2: Convert to fraction form
    26,826.60/40,202.28 = 22,857/x
  3. Step 3: Cross multiply
    26,826.60x = 40,202.28 × 22,857
  4. Step 4: Simplify right side
    26,826.60x = 918,903,513.96
  5. Step 5: Solve for x
    x = 918,903,513.96/26,826.60
  6. Step 6: Final answer
    x = 34,253.45

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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.