Home / 27,823.48-41,722.76-19,999.46

Finding the Fourth Proportional to 27,823.48, 41,722.76 and 19,999.46

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Solution

The fourth proportional to 27,823.48, 41,722.76 and 19,999.46 is: 29,990.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,823.48 : 41,722.76 = 19,999.46 : x
  2. Step 2: Convert to fraction form
    27,823.48/41,722.76 = 19,999.46/x
  3. Step 3: Cross multiply
    27,823.48x = 41,722.76 × 19,999.46
  4. Step 4: Simplify right side
    27,823.48x = 834,432,669.71
  5. Step 5: Solve for x
    x = 834,432,669.71/27,823.48
  6. Step 6: Final answer
    x = 29,990.23

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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.