Home / 60,634.36-90,965.16-18,510.91

Finding the Fourth Proportional to 60,634.36, 90,965.16 and 18,510.91

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Solution

The fourth proportional to 60,634.36, 90,965.16 and 18,510.91 is: 27,770.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,634.36 : 90,965.16 = 18,510.91 : x
  2. Step 2: Convert to fraction form
    60,634.36/90,965.16 = 18,510.91/x
  3. Step 3: Cross multiply
    60,634.36x = 90,965.16 × 18,510.91
  4. Step 4: Simplify right side
    60,634.36x = 1,683,847,845.97
  5. Step 5: Solve for x
    x = 1,683,847,845.97/60,634.36
  6. Step 6: Final answer
    x = 27,770.52

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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.