Home / 27,603.62-41,278.26-20,501.28

Finding the Fourth Proportional to 27,603.62, 41,278.26 and 20,501.28

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Solution

The fourth proportional to 27,603.62, 41,278.26 and 20,501.28 is: 30,657.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,603.62 : 41,278.26 = 20,501.28 : x
  2. Step 2: Convert to fraction form
    27,603.62/41,278.26 = 20,501.28/x
  3. Step 3: Cross multiply
    27,603.62x = 41,278.26 × 20,501.28
  4. Step 4: Simplify right side
    27,603.62x = 846,257,166.17
  5. Step 5: Solve for x
    x = 846,257,166.17/27,603.62
  6. Step 6: Final answer
    x = 30,657.47

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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.