Home / 37,167.12-51,278.06-21,240.23

Finding the Fourth Proportional to 37,167.12, 51,278.06 and 21,240.23

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Solution

The fourth proportional to 37,167.12, 51,278.06 and 21,240.23 is: 29,304.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,167.12 : 51,278.06 = 21,240.23 : x
  2. Step 2: Convert to fraction form
    37,167.12/51,278.06 = 21,240.23/x
  3. Step 3: Cross multiply
    37,167.12x = 51,278.06 × 21,240.23
  4. Step 4: Simplify right side
    37,167.12x = 1,089,157,585.06
  5. Step 5: Solve for x
    x = 1,089,157,585.06/37,167.12
  6. Step 6: Final answer
    x = 29,304.33

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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.