Home / 23,109.20-34,663.80-19,350.80

Finding the Fourth Proportional to 23,109.20, 34,663.80 and 19,350.80

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Solution

The fourth proportional to 23,109.20, 34,663.80 and 19,350.80 is: 29,026.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,109.20 : 34,663.80 = 19,350.80 : x
  2. Step 2: Convert to fraction form
    23,109.20/34,663.80 = 19,350.80/x
  3. Step 3: Cross multiply
    23,109.20x = 34,663.80 × 19,350.80
  4. Step 4: Simplify right side
    23,109.20x = 670,772,261.04
  5. Step 5: Solve for x
    x = 670,772,261.04/23,109.20
  6. Step 6: Final answer
    x = 29,026.20

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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.