Home / 29,617.44-40,852.72-18,990.24

Finding the Fourth Proportional to 29,617.44, 40,852.72 and 18,990.24

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Solution

The fourth proportional to 29,617.44, 40,852.72 and 18,990.24 is: 26,194.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,617.44 : 40,852.72 = 18,990.24 : x
  2. Step 2: Convert to fraction form
    29,617.44/40,852.72 = 18,990.24/x
  3. Step 3: Cross multiply
    29,617.44x = 40,852.72 × 18,990.24
  4. Step 4: Simplify right side
    29,617.44x = 775,802,957.45
  5. Step 5: Solve for x
    x = 775,802,957.45/29,617.44
  6. Step 6: Final answer
    x = 26,194.13

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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.