Home / 60,963.05-91,442.81-18,837

Finding the Fourth Proportional to 60,963.05, 91,442.81 and 18,837

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Solution

The fourth proportional to 60,963.05, 91,442.81 and 18,837 is: 28,254.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,963.05 : 91,442.81 = 18,837 : x
  2. Step 2: Convert to fraction form
    60,963.05/91,442.81 = 18,837/x
  3. Step 3: Cross multiply
    60,963.05x = 91,442.81 × 18,837
  4. Step 4: Simplify right side
    60,963.05x = 1,722,508,259.06
  5. Step 5: Solve for x
    x = 1,722,508,259.06/60,963.05
  6. Step 6: Final answer
    x = 28,254.95

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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.