Home / 37,272.39-51,442.93-21,356.80

Finding the Fourth Proportional to 37,272.39, 51,442.93 and 21,356.80

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Solution

The fourth proportional to 37,272.39, 51,442.93 and 21,356.80 is: 29,476.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,272.39 : 51,442.93 = 21,356.80 : x
  2. Step 2: Convert to fraction form
    37,272.39/51,442.93 = 21,356.80/x
  3. Step 3: Cross multiply
    37,272.39x = 51,442.93 × 21,356.80
  4. Step 4: Simplify right side
    37,272.39x = 1,098,656,265.51
  5. Step 5: Solve for x
    x = 1,098,656,265.51/37,272.39
  6. Step 6: Final answer
    x = 29,476.41

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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.