Home / 16,051.25-22,149.81-8,880.74

Finding the Fourth Proportional to 16,051.25, 22,149.81 and 8,880.74

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Solution

The fourth proportional to 16,051.25, 22,149.81 and 8,880.74 is: 12,254.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,051.25 : 22,149.81 = 8,880.74 : x
  2. Step 2: Convert to fraction form
    16,051.25/22,149.81 = 8,880.74/x
  3. Step 3: Cross multiply
    16,051.25x = 22,149.81 × 8,880.74
  4. Step 4: Simplify right side
    16,051.25x = 196,706,703.66
  5. Step 5: Solve for x
    x = 196,706,703.66/16,051.25
  6. Step 6: Final answer
    x = 12,254.91

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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.