Home / 37,281.76-51,448.80-21,365.44

Finding the Fourth Proportional to 37,281.76, 51,448.80 and 21,365.44

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Solution

The fourth proportional to 37,281.76, 51,448.80 and 21,365.44 is: 29,484.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,281.76 : 51,448.80 = 21,365.44 : x
  2. Step 2: Convert to fraction form
    37,281.76/51,448.80 = 21,365.44/x
  3. Step 3: Cross multiply
    37,281.76x = 51,448.80 × 21,365.44
  4. Step 4: Simplify right side
    37,281.76x = 1,099,226,249.47
  5. Step 5: Solve for x
    x = 1,099,226,249.47/37,281.76
  6. Step 6: Final answer
    x = 29,484.29

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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.