Home / 19,790.58-29,683.35-5,560.34

Finding the Fourth Proportional to 19,790.58, 29,683.35 and 5,560.34

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Solution

The fourth proportional to 19,790.58, 29,683.35 and 5,560.34 is: 8,339.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,790.58 : 29,683.35 = 5,560.34 : x
  2. Step 2: Convert to fraction form
    19,790.58/29,683.35 = 5,560.34/x
  3. Step 3: Cross multiply
    19,790.58x = 29,683.35 × 5,560.34
  4. Step 4: Simplify right side
    19,790.58x = 165,049,369.92
  5. Step 5: Solve for x
    x = 165,049,369.92/19,790.58
  6. Step 6: Final answer
    x = 8,339.79

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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.