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Finding the Fourth Proportional to 37,115, 55,533 and 26,043.29

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Solution

The fourth proportional to 37,115, 55,533 and 26,043.29 is: 38,967.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,115 : 55,533 = 26,043.29 : x
  2. Step 2: Convert to fraction form
    37,115/55,533 = 26,043.29/x
  3. Step 3: Cross multiply
    37,115x = 55,533 × 26,043.29
  4. Step 4: Simplify right side
    37,115x = 1,446,262,023.57
  5. Step 5: Solve for x
    x = 1,446,262,023.57/37,115
  6. Step 6: Final answer
    x = 38,967.05

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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.