Home / 29,415.30-40,593.51-15,986.82

Finding the Fourth Proportional to 29,415.30, 40,593.51 and 15,986.82

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Solution

The fourth proportional to 29,415.30, 40,593.51 and 15,986.82 is: 22,062.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,415.30 : 40,593.51 = 15,986.82 : x
  2. Step 2: Convert to fraction form
    29,415.30/40,593.51 = 15,986.82/x
  3. Step 3: Cross multiply
    29,415.30x = 40,593.51 × 15,986.82
  4. Step 4: Simplify right side
    29,415.30x = 648,961,137.54
  5. Step 5: Solve for x
    x = 648,961,137.54/29,415.30
  6. Step 6: Final answer
    x = 22,062.03

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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.