Home / 27,098.76-37,398.12-15,163.21

Finding the Fourth Proportional to 27,098.76, 37,398.12 and 15,163.21

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Solution

The fourth proportional to 27,098.76, 37,398.12 and 15,163.21 is: 20,926.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,098.76 : 37,398.12 = 15,163.21 : x
  2. Step 2: Convert to fraction form
    27,098.76/37,398.12 = 15,163.21/x
  3. Step 3: Cross multiply
    27,098.76x = 37,398.12 × 15,163.21
  4. Step 4: Simplify right side
    27,098.76x = 567,075,360.17
  5. Step 5: Solve for x
    x = 567,075,360.17/27,098.76
  6. Step 6: Final answer
    x = 20,926.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.