Home / 18,041.04-27,061.56-7,645.50

Finding the Fourth Proportional to 18,041.04, 27,061.56 and 7,645.50

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Solution

The fourth proportional to 18,041.04, 27,061.56 and 7,645.50 is: 11,468.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,041.04 : 27,061.56 = 7,645.50 : x
  2. Step 2: Convert to fraction form
    18,041.04/27,061.56 = 7,645.50/x
  3. Step 3: Cross multiply
    18,041.04x = 27,061.56 × 7,645.50
  4. Step 4: Simplify right side
    18,041.04x = 206,899,156.98
  5. Step 5: Solve for x
    x = 206,899,156.98/18,041.04
  6. Step 6: Final answer
    x = 11,468.25

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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.