Home / 29,611.33-40,863.65-15,999.37

Finding the Fourth Proportional to 29,611.33, 40,863.65 and 15,999.37

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Solution

The fourth proportional to 29,611.33, 40,863.65 and 15,999.37 is: 22,079.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,611.33 : 40,863.65 = 15,999.37 : x
  2. Step 2: Convert to fraction form
    29,611.33/40,863.65 = 15,999.37/x
  3. Step 3: Cross multiply
    29,611.33x = 40,863.65 × 15,999.37
  4. Step 4: Simplify right side
    29,611.33x = 653,792,473.74
  5. Step 5: Solve for x
    x = 653,792,473.74/29,611.33
  6. Step 6: Final answer
    x = 22,079.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.