Home / 37,417.82-51,645.47-21,511.53

Finding the Fourth Proportional to 37,417.82, 51,645.47 and 21,511.53

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Solution

The fourth proportional to 37,417.82, 51,645.47 and 21,511.53 is: 29,691.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,417.82 : 51,645.47 = 21,511.53 : x
  2. Step 2: Convert to fraction form
    37,417.82/51,645.47 = 21,511.53/x
  3. Step 3: Cross multiply
    37,417.82x = 51,645.47 × 21,511.53
  4. Step 4: Simplify right side
    37,417.82x = 1,110,972,969.71
  5. Step 5: Solve for x
    x = 1,110,972,969.71/37,417.82
  6. Step 6: Final answer
    x = 29,691.02

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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.