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Finding the Fourth Proportional to 24,375.94, 33,614.19 and 19,885.30

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Solution

The fourth proportional to 24,375.94, 33,614.19 and 19,885.30 is: 27,421.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,375.94 : 33,614.19 = 19,885.30 : x
  2. Step 2: Convert to fraction form
    24,375.94/33,614.19 = 19,885.30/x
  3. Step 3: Cross multiply
    24,375.94x = 33,614.19 × 19,885.30
  4. Step 4: Simplify right side
    24,375.94x = 668,428,168.37
  5. Step 5: Solve for x
    x = 668,428,168.37/24,375.94
  6. Step 6: Final answer
    x = 27,421.64

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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.