Home / 26,934.60-40,420.35-9,404.43

Finding the Fourth Proportional to 26,934.60, 40,420.35 and 9,404.43

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Solution

The fourth proportional to 26,934.60, 40,420.35 and 9,404.43 is: 14,113.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,934.60 : 40,420.35 = 9,404.43 : x
  2. Step 2: Convert to fraction form
    26,934.60/40,420.35 = 9,404.43/x
  3. Step 3: Cross multiply
    26,934.60x = 40,420.35 × 9,404.43
  4. Step 4: Simplify right side
    26,934.60x = 380,130,352.15
  5. Step 5: Solve for x
    x = 380,130,352.15/26,934.60
  6. Step 6: Final answer
    x = 14,113.09

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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.