Home / 51,236.03-70,706.12-28,576.46

Finding the Fourth Proportional to 51,236.03, 70,706.12 and 28,576.46

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Solution

The fourth proportional to 51,236.03, 70,706.12 and 28,576.46 is: 39,435.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,236.03 : 70,706.12 = 28,576.46 : x
  2. Step 2: Convert to fraction form
    51,236.03/70,706.12 = 28,576.46/x
  3. Step 3: Cross multiply
    51,236.03x = 70,706.12 × 28,576.46
  4. Step 4: Simplify right side
    51,236.03x = 2,020,530,113.52
  5. Step 5: Solve for x
    x = 2,020,530,113.52/51,236.03
  6. Step 6: Final answer
    x = 39,435.73

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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.