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Finding the Fourth Proportional to 37,009.90, 51,930.50 and 37,009.90

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Solution

The fourth proportional to 37,009.90, 51,930.50 and 37,009.90 is: 51,930.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,009.90 : 51,930.50 = 37,009.90 : x
  2. Step 2: Convert to fraction form
    37,009.90/51,930.50 = 37,009.90/x
  3. Step 3: Cross multiply
    37,009.90x = 51,930.50 × 37,009.90
  4. Step 4: Simplify right side
    37,009.90x = 1,921,942,611.95
  5. Step 5: Solve for x
    x = 1,921,942,611.95/37,009.90
  6. Step 6: Final answer
    x = 51,930.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.