Home / 14,754.75-22,131.51-3,661.19

Finding the Fourth Proportional to 14,754.75, 22,131.51 and 3,661.19

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Solution

The fourth proportional to 14,754.75, 22,131.51 and 3,661.19 is: 5,491.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754.75 : 22,131.51 = 3,661.19 : x
  2. Step 2: Convert to fraction form
    14,754.75/22,131.51 = 3,661.19/x
  3. Step 3: Cross multiply
    14,754.75x = 22,131.51 × 3,661.19
  4. Step 4: Simplify right side
    14,754.75x = 81,027,663.10
  5. Step 5: Solve for x
    x = 81,027,663.10/14,754.75
  6. Step 6: Final answer
    x = 5,491.63

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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.