Home / 16,451.82-22,703.44-8,898.08

Finding the Fourth Proportional to 16,451.82, 22,703.44 and 8,898.08

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Solution

The fourth proportional to 16,451.82, 22,703.44 and 8,898.08 is: 12,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,451.82 : 22,703.44 = 8,898.08 : x
  2. Step 2: Convert to fraction form
    16,451.82/22,703.44 = 8,898.08/x
  3. Step 3: Cross multiply
    16,451.82x = 22,703.44 × 8,898.08
  4. Step 4: Simplify right side
    16,451.82x = 202,017,025.40
  5. Step 5: Solve for x
    x = 202,017,025.40/16,451.82
  6. Step 6: Final answer
    x = 12,279.31

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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.