Home / 51,248.14-70,715.36-28,584.48

Finding the Fourth Proportional to 51,248.14, 70,715.36 and 28,584.48

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Solution

The fourth proportional to 51,248.14, 70,715.36 and 28,584.48 is: 39,442.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,248.14 : 70,715.36 = 28,584.48 : x
  2. Step 2: Convert to fraction form
    51,248.14/70,715.36 = 28,584.48/x
  3. Step 3: Cross multiply
    51,248.14x = 70,715.36 × 28,584.48
  4. Step 4: Simplify right side
    51,248.14x = 2,021,361,793.61
  5. Step 5: Solve for x
    x = 2,021,361,793.61/51,248.14
  6. Step 6: Final answer
    x = 39,442.64

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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.