Home / 19,451.68-29,171.28-6,300.88

Finding the Fourth Proportional to 19,451.68, 29,171.28 and 6,300.88

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Solution

The fourth proportional to 19,451.68, 29,171.28 and 6,300.88 is: 9,449.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,451.68 : 29,171.28 = 6,300.88 : x
  2. Step 2: Convert to fraction form
    19,451.68/29,171.28 = 6,300.88/x
  3. Step 3: Cross multiply
    19,451.68x = 29,171.28 × 6,300.88
  4. Step 4: Simplify right side
    19,451.68x = 183,804,734.73
  5. Step 5: Solve for x
    x = 183,804,734.73/19,451.68
  6. Step 6: Final answer
    x = 9,449.30

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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.