Home / 20,272.64-30,366.58-16,302.43

Finding the Fourth Proportional to 20,272.64, 30,366.58 and 16,302.43

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Solution

The fourth proportional to 20,272.64, 30,366.58 and 16,302.43 is: 24,419.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,272.64 : 30,366.58 = 16,302.43 : x
  2. Step 2: Convert to fraction form
    20,272.64/30,366.58 = 16,302.43/x
  3. Step 3: Cross multiply
    20,272.64x = 30,366.58 × 16,302.43
  4. Step 4: Simplify right side
    20,272.64x = 495,049,044.79
  5. Step 5: Solve for x
    x = 495,049,044.79/20,272.64
  6. Step 6: Final answer
    x = 24,419.56

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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.