Home / 19,853.44-29,772.21-8,752.23

Finding the Fourth Proportional to 19,853.44, 29,772.21 and 8,752.23

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Solution

The fourth proportional to 19,853.44, 29,772.21 and 8,752.23 is: 13,124.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,853.44 : 29,772.21 = 8,752.23 : x
  2. Step 2: Convert to fraction form
    19,853.44/29,772.21 = 8,752.23/x
  3. Step 3: Cross multiply
    19,853.44x = 29,772.21 × 8,752.23
  4. Step 4: Simplify right side
    19,853.44x = 260,573,229.53
  5. Step 5: Solve for x
    x = 260,573,229.53/19,853.44
  6. Step 6: Final answer
    x = 13,124.84

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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.