Home / 23,878.13-35,743.28-21,836.93

Finding the Fourth Proportional to 23,878.13, 35,743.28 and 21,836.93

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Solution

The fourth proportional to 23,878.13, 35,743.28 and 21,836.93 is: 32,687.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,878.13 : 35,743.28 = 21,836.93 : x
  2. Step 2: Convert to fraction form
    23,878.13/35,743.28 = 21,836.93/x
  3. Step 3: Cross multiply
    23,878.13x = 35,743.28 × 21,836.93
  4. Step 4: Simplify right side
    23,878.13x = 780,523,215.43
  5. Step 5: Solve for x
    x = 780,523,215.43/23,878.13
  6. Step 6: Final answer
    x = 32,687.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.