Home / 37,637.82-51,941.28-21,723.14

Finding the Fourth Proportional to 37,637.82, 51,941.28 and 21,723.14

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Solution

The fourth proportional to 37,637.82, 51,941.28 and 21,723.14 is: 29,978.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,637.82 : 51,941.28 = 21,723.14 : x
  2. Step 2: Convert to fraction form
    37,637.82/51,941.28 = 21,723.14/x
  3. Step 3: Cross multiply
    37,637.82x = 51,941.28 × 21,723.14
  4. Step 4: Simplify right side
    37,637.82x = 1,128,327,697.22
  5. Step 5: Solve for x
    x = 1,128,327,697.22/37,637.82
  6. Step 6: Final answer
    x = 29,978.56

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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.