Home / 37,551.42-51,827.31-21,645.11

Finding the Fourth Proportional to 37,551.42, 51,827.31 and 21,645.11

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Solution

The fourth proportional to 37,551.42, 51,827.31 and 21,645.11 is: 29,873.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,551.42 : 51,827.31 = 21,645.11 : x
  2. Step 2: Convert to fraction form
    37,551.42/51,827.31 = 21,645.11/x
  3. Step 3: Cross multiply
    37,551.42x = 51,827.31 × 21,645.11
  4. Step 4: Simplify right side
    37,551.42x = 1,121,807,955.52
  5. Step 5: Solve for x
    x = 1,121,807,955.52/37,551.42
  6. Step 6: Final answer
    x = 29,873.92

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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.