Home / 19,649.83-29,479.36-6,502.20

Finding the Fourth Proportional to 19,649.83, 29,479.36 and 6,502.20

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Solution

The fourth proportional to 19,649.83, 29,479.36 and 6,502.20 is: 9,754.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,649.83 : 29,479.36 = 6,502.20 : x
  2. Step 2: Convert to fraction form
    19,649.83/29,479.36 = 6,502.20/x
  3. Step 3: Cross multiply
    19,649.83x = 29,479.36 × 6,502.20
  4. Step 4: Simplify right side
    19,649.83x = 191,680,694.59
  5. Step 5: Solve for x
    x = 191,680,694.59/19,649.83
  6. Step 6: Final answer
    x = 9,754.83

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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.