Home / 19,862.48-29,793.26-9,999.11

Finding the Fourth Proportional to 19,862.48, 29,793.26 and 9,999.11

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Solution

The fourth proportional to 19,862.48, 29,793.26 and 9,999.11 is: 14,998.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.48 : 29,793.26 = 9,999.11 : x
  2. Step 2: Convert to fraction form
    19,862.48/29,793.26 = 9,999.11/x
  3. Step 3: Cross multiply
    19,862.48x = 29,793.26 × 9,999.11
  4. Step 4: Simplify right side
    19,862.48x = 297,906,084.00
  5. Step 5: Solve for x
    x = 297,906,084.00/19,862.48
  6. Step 6: Final answer
    x = 14,998.43

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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.