Home / 51,052.12-70,452.54-28,695.64

Finding the Fourth Proportional to 51,052.12, 70,452.54 and 28,695.64

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Solution

The fourth proportional to 51,052.12, 70,452.54 and 28,695.64 is: 39,600.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,052.12 : 70,452.54 = 28,695.64 : x
  2. Step 2: Convert to fraction form
    51,052.12/70,452.54 = 28,695.64/x
  3. Step 3: Cross multiply
    51,052.12x = 70,452.54 × 28,695.64
  4. Step 4: Simplify right side
    51,052.12x = 2,021,680,724.93
  5. Step 5: Solve for x
    x = 2,021,680,724.93/51,052.12
  6. Step 6: Final answer
    x = 39,600.33

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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.