Home / 37,228.40-55,851.75-18,517.29

Finding the Fourth Proportional to 37,228.40, 55,851.75 and 18,517.29

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Solution

The fourth proportional to 37,228.40, 55,851.75 and 18,517.29 is: 27,780.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,228.40 : 55,851.75 = 18,517.29 : x
  2. Step 2: Convert to fraction form
    37,228.40/55,851.75 = 18,517.29/x
  3. Step 3: Cross multiply
    37,228.40x = 55,851.75 × 18,517.29
  4. Step 4: Simplify right side
    37,228.40x = 1,034,223,051.76
  5. Step 5: Solve for x
    x = 1,034,223,051.76/37,228.40
  6. Step 6: Final answer
    x = 27,780.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.