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Finding the Fourth Proportional to 37,179, 51,350.76 and 25,221.58

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Solution

The fourth proportional to 37,179, 51,350.76 and 25,221.58 is: 34,835.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,179 : 51,350.76 = 25,221.58 : x
  2. Step 2: Convert to fraction form
    37,179/51,350.76 = 25,221.58/x
  3. Step 3: Cross multiply
    37,179x = 51,350.76 × 25,221.58
  4. Step 4: Simplify right side
    37,179x = 1,295,147,173.02
  5. Step 5: Solve for x
    x = 1,295,147,173.02/37,179
  6. Step 6: Final answer
    x = 34,835.45

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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.