Home / 24,990.19-34,512.29-21,616.81

Finding the Fourth Proportional to 24,990.19, 34,512.29 and 21,616.81

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Solution

The fourth proportional to 24,990.19, 34,512.29 and 21,616.81 is: 29,853.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,990.19 : 34,512.29 = 21,616.81 : x
  2. Step 2: Convert to fraction form
    24,990.19/34,512.29 = 21,616.81/x
  3. Step 3: Cross multiply
    24,990.19x = 34,512.29 × 21,616.81
  4. Step 4: Simplify right side
    24,990.19x = 746,045,615.59
  5. Step 5: Solve for x
    x = 746,045,615.59/24,990.19
  6. Step 6: Final answer
    x = 29,853.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.