Home / 19,566.77-29,350.35-7,877.25

Finding the Fourth Proportional to 19,566.77, 29,350.35 and 7,877.25

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Solution

The fourth proportional to 19,566.77, 29,350.35 and 7,877.25 is: 11,815.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,566.77 : 29,350.35 = 7,877.25 : x
  2. Step 2: Convert to fraction form
    19,566.77/29,350.35 = 7,877.25/x
  3. Step 3: Cross multiply
    19,566.77x = 29,350.35 × 7,877.25
  4. Step 4: Simplify right side
    19,566.77x = 231,200,044.54
  5. Step 5: Solve for x
    x = 231,200,044.54/19,566.77
  6. Step 6: Final answer
    x = 11,815.96

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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.