Home / 22,634.45-31,226.96-16,680.32

Finding the Fourth Proportional to 22,634.45, 31,226.96 and 16,680.32

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Solution

The fourth proportional to 22,634.45, 31,226.96 and 16,680.32 is: 23,012.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,634.45 : 31,226.96 = 16,680.32 : x
  2. Step 2: Convert to fraction form
    22,634.45/31,226.96 = 16,680.32/x
  3. Step 3: Cross multiply
    22,634.45x = 31,226.96 × 16,680.32
  4. Step 4: Simplify right side
    22,634.45x = 520,875,685.43
  5. Step 5: Solve for x
    x = 520,875,685.43/22,634.45
  6. Step 6: Final answer
    x = 23,012.52

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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.