Home / 22,941.14-31,662.30-12,873.65

Finding the Fourth Proportional to 22,941.14, 31,662.30 and 12,873.65

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Solution

The fourth proportional to 22,941.14, 31,662.30 and 12,873.65 is: 17,767.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,941.14 : 31,662.30 = 12,873.65 : x
  2. Step 2: Convert to fraction form
    22,941.14/31,662.30 = 12,873.65/x
  3. Step 3: Cross multiply
    22,941.14x = 31,662.30 × 12,873.65
  4. Step 4: Simplify right side
    22,941.14x = 407,609,210.08
  5. Step 5: Solve for x
    x = 407,609,210.08/22,941.14
  6. Step 6: Final answer
    x = 17,767.61

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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.