Home / 51,415.62-70,949.76-28,444.44

Finding the Fourth Proportional to 51,415.62, 70,949.76 and 28,444.44

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Solution

The fourth proportional to 51,415.62, 70,949.76 and 28,444.44 is: 39,251.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,415.62 : 70,949.76 = 28,444.44 : x
  2. Step 2: Convert to fraction form
    51,415.62/70,949.76 = 28,444.44/x
  3. Step 3: Cross multiply
    51,415.62x = 70,949.76 × 28,444.44
  4. Step 4: Simplify right side
    51,415.62x = 2,018,126,191.33
  5. Step 5: Solve for x
    x = 2,018,126,191.33/51,415.62
  6. Step 6: Final answer
    x = 39,251.23

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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.