Home / 51,197.72-70,652.68-28,536.46

Finding the Fourth Proportional to 51,197.72, 70,652.68 and 28,536.46

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Solution

The fourth proportional to 51,197.72, 70,652.68 and 28,536.46 is: 39,380.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,197.72 : 70,652.68 = 28,536.46 : x
  2. Step 2: Convert to fraction form
    51,197.72/70,652.68 = 28,536.46/x
  3. Step 3: Cross multiply
    51,197.72x = 70,652.68 × 28,536.46
  4. Step 4: Simplify right side
    51,197.72x = 2,016,177,128.74
  5. Step 5: Solve for x
    x = 2,016,177,128.74/51,197.72
  6. Step 6: Final answer
    x = 39,380.22

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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.