Home / 18,237.03-27,355.50-5,089.47

Finding the Fourth Proportional to 18,237.03, 27,355.50 and 5,089.47

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Solution

The fourth proportional to 18,237.03, 27,355.50 and 5,089.47 is: 7,634.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.03 : 27,355.50 = 5,089.47 : x
  2. Step 2: Convert to fraction form
    18,237.03/27,355.50 = 5,089.47/x
  3. Step 3: Cross multiply
    18,237.03x = 27,355.50 × 5,089.47
  4. Step 4: Simplify right side
    18,237.03x = 139,224,996.59
  5. Step 5: Solve for x
    x = 139,224,996.59/18,237.03
  6. Step 6: Final answer
    x = 7,634.19

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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.