Home / 19,773.90-29,641.77-6,618.96

Finding the Fourth Proportional to 19,773.90, 29,641.77 and 6,618.96

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Solution

The fourth proportional to 19,773.90, 29,641.77 and 6,618.96 is: 9,922.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,773.90 : 29,641.77 = 6,618.96 : x
  2. Step 2: Convert to fraction form
    19,773.90/29,641.77 = 6,618.96/x
  3. Step 3: Cross multiply
    19,773.90x = 29,641.77 × 6,618.96
  4. Step 4: Simplify right side
    19,773.90x = 196,197,689.96
  5. Step 5: Solve for x
    x = 196,197,689.96/19,773.90
  6. Step 6: Final answer
    x = 9,922.05

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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.