Home / 18,365.48-27,544.59-9,001.47

Finding the Fourth Proportional to 18,365.48, 27,544.59 and 9,001.47

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Solution

The fourth proportional to 18,365.48, 27,544.59 and 9,001.47 is: 13,500.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,365.48 : 27,544.59 = 9,001.47 : x
  2. Step 2: Convert to fraction form
    18,365.48/27,544.59 = 9,001.47/x
  3. Step 3: Cross multiply
    18,365.48x = 27,544.59 × 9,001.47
  4. Step 4: Simplify right side
    18,365.48x = 247,941,800.55
  5. Step 5: Solve for x
    x = 247,941,800.55/18,365.48
  6. Step 6: Final answer
    x = 13,500.43

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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.