Home / 37,127.03-55,648.69-18,420.46

Finding the Fourth Proportional to 37,127.03, 55,648.69 and 18,420.46

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Solution

The fourth proportional to 37,127.03, 55,648.69 and 18,420.46 is: 27,609.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,127.03 : 55,648.69 = 18,420.46 : x
  2. Step 2: Convert to fraction form
    37,127.03/55,648.69 = 18,420.46/x
  3. Step 3: Cross multiply
    37,127.03x = 55,648.69 × 18,420.46
  4. Step 4: Simplify right side
    37,127.03x = 1,025,074,283.02
  5. Step 5: Solve for x
    x = 1,025,074,283.02/37,127.03
  6. Step 6: Final answer
    x = 27,609.92

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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.