Home / 37,041.54-51,114.11-21,731.18

Finding the Fourth Proportional to 37,041.54, 51,114.11 and 21,731.18

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Solution

The fourth proportional to 37,041.54, 51,114.11 and 21,731.18 is: 29,987.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,041.54 : 51,114.11 = 21,731.18 : x
  2. Step 2: Convert to fraction form
    37,041.54/51,114.11 = 21,731.18/x
  3. Step 3: Cross multiply
    37,041.54x = 51,114.11 × 21,731.18
  4. Step 4: Simplify right side
    37,041.54x = 1,110,769,924.95
  5. Step 5: Solve for x
    x = 1,110,769,924.95/37,041.54
  6. Step 6: Final answer
    x = 29,987.14

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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.