Home / 37,276.71-51,444-21,363.81

Finding the Fourth Proportional to 37,276.71, 51,444 and 21,363.81

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Solution

The fourth proportional to 37,276.71, 51,444 and 21,363.81 is: 29,483.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,276.71 : 51,444 = 21,363.81 : x
  2. Step 2: Convert to fraction form
    37,276.71/51,444 = 21,363.81/x
  3. Step 3: Cross multiply
    37,276.71x = 51,444 × 21,363.81
  4. Step 4: Simplify right side
    37,276.71x = 1,099,039,841.64
  5. Step 5: Solve for x
    x = 1,099,039,841.64/37,276.71
  6. Step 6: Final answer
    x = 29,483.28

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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.