Home / 34,225.64-47,217.33-20,794.73

Finding the Fourth Proportional to 34,225.64, 47,217.33 and 20,794.73

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Solution

The fourth proportional to 34,225.64, 47,217.33 and 20,794.73 is: 28,688.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,225.64 : 47,217.33 = 20,794.73 : x
  2. Step 2: Convert to fraction form
    34,225.64/47,217.33 = 20,794.73/x
  3. Step 3: Cross multiply
    34,225.64x = 47,217.33 × 20,794.73
  4. Step 4: Simplify right side
    34,225.64x = 981,871,392.58
  5. Step 5: Solve for x
    x = 981,871,392.58/34,225.64
  6. Step 6: Final answer
    x = 28,688.18

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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.