Home / 16,285.39-22,475.43-11,751.82

Finding the Fourth Proportional to 16,285.39, 22,475.43 and 11,751.82

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Solution

The fourth proportional to 16,285.39, 22,475.43 and 11,751.82 is: 16,218.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,285.39 : 22,475.43 = 11,751.82 : x
  2. Step 2: Convert to fraction form
    16,285.39/22,475.43 = 11,751.82/x
  3. Step 3: Cross multiply
    16,285.39x = 22,475.43 × 11,751.82
  4. Step 4: Simplify right side
    16,285.39x = 264,127,151.59
  5. Step 5: Solve for x
    x = 264,127,151.59/16,285.39
  6. Step 6: Final answer
    x = 16,218.66

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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.