Home / 16,027.12-22,117.77-8,953.55

Finding the Fourth Proportional to 16,027.12, 22,117.77 and 8,953.55

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Solution

The fourth proportional to 16,027.12, 22,117.77 and 8,953.55 is: 12,356.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,027.12 : 22,117.77 = 8,953.55 : x
  2. Step 2: Convert to fraction form
    16,027.12/22,117.77 = 8,953.55/x
  3. Step 3: Cross multiply
    16,027.12x = 22,117.77 × 8,953.55
  4. Step 4: Simplify right side
    16,027.12x = 198,032,559.58
  5. Step 5: Solve for x
    x = 198,032,559.58/16,027.12
  6. Step 6: Final answer
    x = 12,356.09

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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.