Home / 37,591.90-51,877.02-21,239.18

Finding the Fourth Proportional to 37,591.90, 51,877.02 and 21,239.18

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Solution

The fourth proportional to 37,591.90, 51,877.02 and 21,239.18 is: 29,310.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,591.90 : 51,877.02 = 21,239.18 : x
  2. Step 2: Convert to fraction form
    37,591.90/51,877.02 = 21,239.18/x
  3. Step 3: Cross multiply
    37,591.90x = 51,877.02 × 21,239.18
  4. Step 4: Simplify right side
    37,591.90x = 1,101,825,365.64
  5. Step 5: Solve for x
    x = 1,101,825,365.64/37,591.90
  6. Step 6: Final answer
    x = 29,310.18

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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.