Home / 23,178.43-31,983.84-14,226.31

Finding the Fourth Proportional to 23,178.43, 31,983.84 and 14,226.31

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Solution

The fourth proportional to 23,178.43, 31,983.84 and 14,226.31 is: 19,630.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,178.43 : 31,983.84 = 14,226.31 : x
  2. Step 2: Convert to fraction form
    23,178.43/31,983.84 = 14,226.31/x
  3. Step 3: Cross multiply
    23,178.43x = 31,983.84 × 14,226.31
  4. Step 4: Simplify right side
    23,178.43x = 455,012,022.83
  5. Step 5: Solve for x
    x = 455,012,022.83/23,178.43
  6. Step 6: Final answer
    x = 19,630.84

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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.