Home / 19,580.20-29,372.22-6,427.24

Finding the Fourth Proportional to 19,580.20, 29,372.22 and 6,427.24

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Solution

The fourth proportional to 19,580.20, 29,372.22 and 6,427.24 is: 9,641.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580.20 : 29,372.22 = 6,427.24 : x
  2. Step 2: Convert to fraction form
    19,580.20/29,372.22 = 6,427.24/x
  3. Step 3: Cross multiply
    19,580.20x = 29,372.22 × 6,427.24
  4. Step 4: Simplify right side
    19,580.20x = 188,782,307.27
  5. Step 5: Solve for x
    x = 188,782,307.27/19,580.20
  6. Step 6: Final answer
    x = 9,641.49

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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.