Home / 19,372.58-29,063.75-5,521.58

Finding the Fourth Proportional to 19,372.58, 29,063.75 and 5,521.58

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Solution

The fourth proportional to 19,372.58, 29,063.75 and 5,521.58 is: 8,283.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,372.58 : 29,063.75 = 5,521.58 : x
  2. Step 2: Convert to fraction form
    19,372.58/29,063.75 = 5,521.58/x
  3. Step 3: Cross multiply
    19,372.58x = 29,063.75 × 5,521.58
  4. Step 4: Simplify right side
    19,372.58x = 160,477,793.12
  5. Step 5: Solve for x
    x = 160,477,793.12/19,372.58
  6. Step 6: Final answer
    x = 8,283.76

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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.