Home / 27,608.13-41,420.28-8,887.76

Finding the Fourth Proportional to 27,608.13, 41,420.28 and 8,887.76

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Solution

The fourth proportional to 27,608.13, 41,420.28 and 8,887.76 is: 13,334.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,608.13 : 41,420.28 = 8,887.76 : x
  2. Step 2: Convert to fraction form
    27,608.13/41,420.28 = 8,887.76/x
  3. Step 3: Cross multiply
    27,608.13x = 41,420.28 × 8,887.76
  4. Step 4: Simplify right side
    27,608.13x = 368,133,300.67
  5. Step 5: Solve for x
    x = 368,133,300.67/27,608.13
  6. Step 6: Final answer
    x = 13,334.24

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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.