Home / 26,930.17-40,395.45-9,400.01

Finding the Fourth Proportional to 26,930.17, 40,395.45 and 9,400.01

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Solution

The fourth proportional to 26,930.17, 40,395.45 and 9,400.01 is: 14,100.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,930.17 : 40,395.45 = 9,400.01 : x
  2. Step 2: Convert to fraction form
    26,930.17/40,395.45 = 9,400.01/x
  3. Step 3: Cross multiply
    26,930.17x = 40,395.45 × 9,400.01
  4. Step 4: Simplify right side
    26,930.17x = 379,717,633.95
  5. Step 5: Solve for x
    x = 379,717,633.95/26,930.17
  6. Step 6: Final answer
    x = 14,100.09

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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.