Home / 16,453.08-22,705.19-8,899.43

Finding the Fourth Proportional to 16,453.08, 22,705.19 and 8,899.43

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Solution

The fourth proportional to 16,453.08, 22,705.19 and 8,899.43 is: 12,281.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,453.08 : 22,705.19 = 8,899.43 : x
  2. Step 2: Convert to fraction form
    16,453.08/22,705.19 = 8,899.43/x
  3. Step 3: Cross multiply
    16,453.08x = 22,705.19 × 8,899.43
  4. Step 4: Simplify right side
    16,453.08x = 202,063,091.02
  5. Step 5: Solve for x
    x = 202,063,091.02/16,453.08
  6. Step 6: Final answer
    x = 12,281.17

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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.