Home / 19,819.19-29,723.93-6,671.27

Finding the Fourth Proportional to 19,819.19, 29,723.93 and 6,671.27

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Solution

The fourth proportional to 19,819.19, 29,723.93 and 6,671.27 is: 10,005.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,819.19 : 29,723.93 = 6,671.27 : x
  2. Step 2: Convert to fraction form
    19,819.19/29,723.93 = 6,671.27/x
  3. Step 3: Cross multiply
    19,819.19x = 29,723.93 × 6,671.27
  4. Step 4: Simplify right side
    19,819.19x = 198,296,329.13
  5. Step 5: Solve for x
    x = 198,296,329.13/19,819.19
  6. Step 6: Final answer
    x = 10,005.27

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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.