Home / 16,453.29-22,705.49-8,899.64

Finding the Fourth Proportional to 16,453.29, 22,705.49 and 8,899.64

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Solution

The fourth proportional to 16,453.29, 22,705.49 and 8,899.64 is: 12,281.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,453.29 : 22,705.49 = 8,899.64 : x
  2. Step 2: Convert to fraction form
    16,453.29/22,705.49 = 8,899.64/x
  3. Step 3: Cross multiply
    16,453.29x = 22,705.49 × 8,899.64
  4. Step 4: Simplify right side
    16,453.29x = 202,070,529.00
  5. Step 5: Solve for x
    x = 202,070,529.00/16,453.29
  6. Step 6: Final answer
    x = 12,281.47

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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.