Home / 29,448.27-40,638.20-16,019.63

Finding the Fourth Proportional to 29,448.27, 40,638.20 and 16,019.63

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Solution

The fourth proportional to 29,448.27, 40,638.20 and 16,019.63 is: 22,106.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,448.27 : 40,638.20 = 16,019.63 : x
  2. Step 2: Convert to fraction form
    29,448.27/40,638.20 = 16,019.63/x
  3. Step 3: Cross multiply
    29,448.27x = 40,638.20 × 16,019.63
  4. Step 4: Simplify right side
    29,448.27x = 651,008,644.58
  5. Step 5: Solve for x
    x = 651,008,644.58/29,448.27
  6. Step 6: Final answer
    x = 22,106.86

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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.