Home / 16,502.09-22,772.58-9,331.89

Finding the Fourth Proportional to 16,502.09, 22,772.58 and 9,331.89

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Solution

The fourth proportional to 16,502.09, 22,772.58 and 9,331.89 is: 12,877.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,502.09 : 22,772.58 = 9,331.89 : x
  2. Step 2: Convert to fraction form
    16,502.09/22,772.58 = 9,331.89/x
  3. Step 3: Cross multiply
    16,502.09x = 22,772.58 × 9,331.89
  4. Step 4: Simplify right side
    16,502.09x = 212,511,211.58
  5. Step 5: Solve for x
    x = 212,511,211.58/16,502.09
  6. Step 6: Final answer
    x = 12,877.84

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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.