Home / 19,770.83-29,793.78-17,897.29

Finding the Fourth Proportional to 19,770.83, 29,793.78 and 17,897.29

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Solution

The fourth proportional to 19,770.83, 29,793.78 and 17,897.29 is: 26,970.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,770.83 : 29,793.78 = 17,897.29 : x
  2. Step 2: Convert to fraction form
    19,770.83/29,793.78 = 17,897.29/x
  3. Step 3: Cross multiply
    19,770.83x = 29,793.78 × 17,897.29
  4. Step 4: Simplify right side
    19,770.83x = 533,228,041.28
  5. Step 5: Solve for x
    x = 533,228,041.28/19,770.83
  6. Step 6: Final answer
    x = 26,970.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.