Home / 20,637.27-30,951.45-10,096.35

Finding the Fourth Proportional to 20,637.27, 30,951.45 and 10,096.35

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Solution

The fourth proportional to 20,637.27, 30,951.45 and 10,096.35 is: 15,142.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,637.27 : 30,951.45 = 10,096.35 : x
  2. Step 2: Convert to fraction form
    20,637.27/30,951.45 = 10,096.35/x
  3. Step 3: Cross multiply
    20,637.27x = 30,951.45 × 10,096.35
  4. Step 4: Simplify right side
    20,637.27x = 312,496,672.21
  5. Step 5: Solve for x
    x = 312,496,672.21/20,637.27
  6. Step 6: Final answer
    x = 15,142.35

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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.