Home / 19,600.82-29,402.36-5,559.76

Finding the Fourth Proportional to 19,600.82, 29,402.36 and 5,559.76

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Solution

The fourth proportional to 19,600.82, 29,402.36 and 5,559.76 is: 8,339.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.82 : 29,402.36 = 5,559.76 : x
  2. Step 2: Convert to fraction form
    19,600.82/29,402.36 = 5,559.76/x
  3. Step 3: Cross multiply
    19,600.82x = 29,402.36 × 5,559.76
  4. Step 4: Simplify right side
    19,600.82x = 163,470,065.03
  5. Step 5: Solve for x
    x = 163,470,065.03/19,600.82
  6. Step 6: Final answer
    x = 8,339.96

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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.