Home / 51,270.41-70,758.63-28,617.27

Finding the Fourth Proportional to 51,270.41, 70,758.63 and 28,617.27

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Solution

The fourth proportional to 51,270.41, 70,758.63 and 28,617.27 is: 39,494.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,270.41 : 70,758.63 = 28,617.27 : x
  2. Step 2: Convert to fraction form
    51,270.41/70,758.63 = 28,617.27/x
  3. Step 3: Cross multiply
    51,270.41x = 70,758.63 × 28,617.27
  4. Step 4: Simplify right side
    51,270.41x = 2,024,918,819.54
  5. Step 5: Solve for x
    x = 2,024,918,819.54/51,270.41
  6. Step 6: Final answer
    x = 39,494.89

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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.