Home / 29,192.25-40,285.47-15,944.25

Finding the Fourth Proportional to 29,192.25, 40,285.47 and 15,944.25

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Solution

The fourth proportional to 29,192.25, 40,285.47 and 15,944.25 is: 22,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,192.25 : 40,285.47 = 15,944.25 : x
  2. Step 2: Convert to fraction form
    29,192.25/40,285.47 = 15,944.25/x
  3. Step 3: Cross multiply
    29,192.25x = 40,285.47 × 15,944.25
  4. Step 4: Simplify right side
    29,192.25x = 642,321,525.33
  5. Step 5: Solve for x
    x = 642,321,525.33/29,192.25
  6. Step 6: Final answer
    x = 22,003.15

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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.