Home / 27,190.76-40,712.32-27,043.13

Finding the Fourth Proportional to 27,190.76, 40,712.32 and 27,043.13

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Solution

The fourth proportional to 27,190.76, 40,712.32 and 27,043.13 is: 40,491.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,190.76 : 40,712.32 = 27,043.13 : x
  2. Step 2: Convert to fraction form
    27,190.76/40,712.32 = 27,043.13/x
  3. Step 3: Cross multiply
    27,190.76x = 40,712.32 × 27,043.13
  4. Step 4: Simplify right side
    27,190.76x = 1,100,988,697.95
  5. Step 5: Solve for x
    x = 1,100,988,697.95/27,190.76
  6. Step 6: Final answer
    x = 40,491.29

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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.