Home / 51,253.14-70,722.26-28,589.48

Finding the Fourth Proportional to 51,253.14, 70,722.26 and 28,589.48

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Solution

The fourth proportional to 51,253.14, 70,722.26 and 28,589.48 is: 39,449.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,253.14 : 70,722.26 = 28,589.48 : x
  2. Step 2: Convert to fraction form
    51,253.14/70,722.26 = 28,589.48/x
  3. Step 3: Cross multiply
    51,253.14x = 70,722.26 × 28,589.48
  4. Step 4: Simplify right side
    51,253.14x = 2,021,912,637.82
  5. Step 5: Solve for x
    x = 2,021,912,637.82/51,253.14
  6. Step 6: Final answer
    x = 39,449.54

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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.