Home / 51,274.56-70,754.40-28,611.84

Finding the Fourth Proportional to 51,274.56, 70,754.40 and 28,611.84

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Solution

The fourth proportional to 51,274.56, 70,754.40 and 28,611.84 is: 39,481.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,274.56 : 70,754.40 = 28,611.84 : x
  2. Step 2: Convert to fraction form
    51,274.56/70,754.40 = 28,611.84/x
  3. Step 3: Cross multiply
    51,274.56x = 70,754.40 × 28,611.84
  4. Step 4: Simplify right side
    51,274.56x = 2,024,413,572.10
  5. Step 5: Solve for x
    x = 2,024,413,572.10/51,274.56
  6. Step 6: Final answer
    x = 39,481.83

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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.