Home / 51,984.22-71,738.28-28,110.91

Finding the Fourth Proportional to 51,984.22, 71,738.28 and 28,110.91

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Solution

The fourth proportional to 51,984.22, 71,738.28 and 28,110.91 is: 38,793.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,984.22 : 71,738.28 = 28,110.91 : x
  2. Step 2: Convert to fraction form
    51,984.22/71,738.28 = 28,110.91/x
  3. Step 3: Cross multiply
    51,984.22x = 71,738.28 × 28,110.91
  4. Step 4: Simplify right side
    51,984.22x = 2,016,628,332.63
  5. Step 5: Solve for x
    x = 2,016,628,332.63/51,984.22
  6. Step 6: Final answer
    x = 38,793.09

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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.