Home / 37,691.51-52,010.60-21,775.62

Finding the Fourth Proportional to 37,691.51, 52,010.60 and 21,775.62

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Solution

The fourth proportional to 37,691.51, 52,010.60 and 21,775.62 is: 30,048.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,691.51 : 52,010.60 = 21,775.62 : x
  2. Step 2: Convert to fraction form
    37,691.51/52,010.60 = 21,775.62/x
  3. Step 3: Cross multiply
    37,691.51x = 52,010.60 × 21,775.62
  4. Step 4: Simplify right side
    37,691.51x = 1,132,563,116.01
  5. Step 5: Solve for x
    x = 1,132,563,116.01/37,691.51
  6. Step 6: Final answer
    x = 30,048.23

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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.