Home / 16,027.20-22,117.86-8,953.08

Finding the Fourth Proportional to 16,027.20, 22,117.86 and 8,953.08

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Solution

The fourth proportional to 16,027.20, 22,117.86 and 8,953.08 is: 12,355.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,027.20 : 22,117.86 = 8,953.08 : x
  2. Step 2: Convert to fraction form
    16,027.20/22,117.86 = 8,953.08/x
  3. Step 3: Cross multiply
    16,027.20x = 22,117.86 × 8,953.08
  4. Step 4: Simplify right side
    16,027.20x = 198,022,970.01
  5. Step 5: Solve for x
    x = 198,022,970.01/16,027.20
  6. Step 6: Final answer
    x = 12,355.43

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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.