Home / 16,453.42-22,705.73-8,899.72

Finding the Fourth Proportional to 16,453.42, 22,705.73 and 8,899.72

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Solution

The fourth proportional to 16,453.42, 22,705.73 and 8,899.72 is: 12,281.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,453.42 : 22,705.73 = 8,899.72 : x
  2. Step 2: Convert to fraction form
    16,453.42/22,705.73 = 8,899.72/x
  3. Step 3: Cross multiply
    16,453.42x = 22,705.73 × 8,899.72
  4. Step 4: Simplify right side
    16,453.42x = 202,074,711.74
  5. Step 5: Solve for x
    x = 202,074,711.74/16,453.42
  6. Step 6: Final answer
    x = 12,281.63

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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.