Home / 20,124.51-30,051.24-16,433.94

Finding the Fourth Proportional to 20,124.51, 30,051.24 and 16,433.94

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Solution

The fourth proportional to 20,124.51, 30,051.24 and 16,433.94 is: 24,540.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,124.51 : 30,051.24 = 16,433.94 : x
  2. Step 2: Convert to fraction form
    20,124.51/30,051.24 = 16,433.94/x
  3. Step 3: Cross multiply
    20,124.51x = 30,051.24 × 16,433.94
  4. Step 4: Simplify right side
    20,124.51x = 493,860,275.09
  5. Step 5: Solve for x
    x = 493,860,275.09/20,124.51
  6. Step 6: Final answer
    x = 24,540.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.