Home / 51,273.82-70,738.95-30,045.34

Finding the Fourth Proportional to 51,273.82, 70,738.95 and 30,045.34

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Solution

The fourth proportional to 51,273.82, 70,738.95 and 30,045.34 is: 41,451.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,273.82 : 70,738.95 = 30,045.34 : x
  2. Step 2: Convert to fraction form
    51,273.82/70,738.95 = 30,045.34/x
  3. Step 3: Cross multiply
    51,273.82x = 70,738.95 × 30,045.34
  4. Step 4: Simplify right side
    51,273.82x = 2,125,375,803.99
  5. Step 5: Solve for x
    x = 2,125,375,803.99/51,273.82
  6. Step 6: Final answer
    x = 41,451.48

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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.