Home / 27,632.17-41,480.48-13,603.78

Finding the Fourth Proportional to 27,632.17, 41,480.48 and 13,603.78

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Solution

The fourth proportional to 27,632.17, 41,480.48 and 13,603.78 is: 20,421.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,632.17 : 41,480.48 = 13,603.78 : x
  2. Step 2: Convert to fraction form
    27,632.17/41,480.48 = 13,603.78/x
  3. Step 3: Cross multiply
    27,632.17x = 41,480.48 × 13,603.78
  4. Step 4: Simplify right side
    27,632.17x = 564,291,324.21
  5. Step 5: Solve for x
    x = 564,291,324.21/27,632.17
  6. Step 6: Final answer
    x = 20,421.53

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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.