Home / 40,153.32-60,238.06-13,859.08

Finding the Fourth Proportional to 40,153.32, 60,238.06 and 13,859.08

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Solution

The fourth proportional to 40,153.32, 60,238.06 and 13,859.08 is: 20,791.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,153.32 : 60,238.06 = 13,859.08 : x
  2. Step 2: Convert to fraction form
    40,153.32/60,238.06 = 13,859.08/x
  3. Step 3: Cross multiply
    40,153.32x = 60,238.06 × 13,859.08
  4. Step 4: Simplify right side
    40,153.32x = 834,844,092.58
  5. Step 5: Solve for x
    x = 834,844,092.58/40,153.32
  6. Step 6: Final answer
    x = 20,791.41

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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.