Home / 29,206.35-40,304.71-15,777.56

Finding the Fourth Proportional to 29,206.35, 40,304.71 and 15,777.56

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Solution

The fourth proportional to 29,206.35, 40,304.71 and 15,777.56 is: 21,773.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,206.35 : 40,304.71 = 15,777.56 : x
  2. Step 2: Convert to fraction form
    29,206.35/40,304.71 = 15,777.56/x
  3. Step 3: Cross multiply
    29,206.35x = 40,304.71 × 15,777.56
  4. Step 4: Simplify right side
    29,206.35x = 635,910,201.84
  5. Step 5: Solve for x
    x = 635,910,201.84/29,206.35
  6. Step 6: Final answer
    x = 21,773.01

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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.