Home / 24,615.50-34,015.37-20,137.61

Finding the Fourth Proportional to 24,615.50, 34,015.37 and 20,137.61

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Solution

The fourth proportional to 24,615.50, 34,015.37 and 20,137.61 is: 27,827.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,615.50 : 34,015.37 = 20,137.61 : x
  2. Step 2: Convert to fraction form
    24,615.50/34,015.37 = 20,137.61/x
  3. Step 3: Cross multiply
    24,615.50x = 34,015.37 × 20,137.61
  4. Step 4: Simplify right side
    24,615.50x = 684,988,239.42
  5. Step 5: Solve for x
    x = 684,988,239.42/24,615.50
  6. Step 6: Final answer
    x = 27,827.52

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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.