Home / 37,215.59-51,354.53-21,296.39

Finding the Fourth Proportional to 37,215.59, 51,354.53 and 21,296.39

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Solution

The fourth proportional to 37,215.59, 51,354.53 and 21,296.39 is: 29,387.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,215.59 : 51,354.53 = 21,296.39 : x
  2. Step 2: Convert to fraction form
    37,215.59/51,354.53 = 21,296.39/x
  3. Step 3: Cross multiply
    37,215.59x = 51,354.53 × 21,296.39
  4. Step 4: Simplify right side
    37,215.59x = 1,093,666,099.15
  5. Step 5: Solve for x
    x = 1,093,666,099.15/37,215.59
  6. Step 6: Final answer
    x = 29,387.31

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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.