Home / 37,371.88-51,570.66-20,602.60

Finding the Fourth Proportional to 37,371.88, 51,570.66 and 20,602.60

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Solution

The fourth proportional to 37,371.88, 51,570.66 and 20,602.60 is: 28,430.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,371.88 : 51,570.66 = 20,602.60 : x
  2. Step 2: Convert to fraction form
    37,371.88/51,570.66 = 20,602.60/x
  3. Step 3: Cross multiply
    37,371.88x = 51,570.66 × 20,602.60
  4. Step 4: Simplify right side
    37,371.88x = 1,062,489,679.72
  5. Step 5: Solve for x
    x = 1,062,489,679.72/37,371.88
  6. Step 6: Final answer
    x = 28,430.19

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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.