Home / 51,086.57-70,497.54-28,426.41

Finding the Fourth Proportional to 51,086.57, 70,497.54 and 28,426.41

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Solution

The fourth proportional to 51,086.57, 70,497.54 and 28,426.41 is: 39,227.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,086.57 : 70,497.54 = 28,426.41 : x
  2. Step 2: Convert to fraction form
    51,086.57/70,497.54 = 28,426.41/x
  3. Step 3: Cross multiply
    51,086.57x = 70,497.54 × 28,426.41
  4. Step 4: Simplify right side
    51,086.57x = 2,003,991,976.03
  5. Step 5: Solve for x
    x = 2,003,991,976.03/51,086.57
  6. Step 6: Final answer
    x = 39,227.38

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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.