Home / 19,856.88-29,789.70-6,708.96

Finding the Fourth Proportional to 19,856.88, 29,789.70 and 6,708.96

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Solution

The fourth proportional to 19,856.88, 29,789.70 and 6,708.96 is: 10,064.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,856.88 : 29,789.70 = 6,708.96 : x
  2. Step 2: Convert to fraction form
    19,856.88/29,789.70 = 6,708.96/x
  3. Step 3: Cross multiply
    19,856.88x = 29,789.70 × 6,708.96
  4. Step 4: Simplify right side
    19,856.88x = 199,857,905.71
  5. Step 5: Solve for x
    x = 199,857,905.71/19,856.88
  6. Step 6: Final answer
    x = 10,064.92

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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.