Home / 14,182.44-19,571.84-8,132.91

Finding the Fourth Proportional to 14,182.44, 19,571.84 and 8,132.91

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Solution

The fourth proportional to 14,182.44, 19,571.84 and 8,132.91 is: 11,223.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182.44 : 19,571.84 = 8,132.91 : x
  2. Step 2: Convert to fraction form
    14,182.44/19,571.84 = 8,132.91/x
  3. Step 3: Cross multiply
    14,182.44x = 19,571.84 × 8,132.91
  4. Step 4: Simplify right side
    14,182.44x = 159,175,980.92
  5. Step 5: Solve for x
    x = 159,175,980.92/14,182.44
  6. Step 6: Final answer
    x = 11,223.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.