Home / 22,684.14-31,303.53-12,612.06

Finding the Fourth Proportional to 22,684.14, 31,303.53 and 12,612.06

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Solution

The fourth proportional to 22,684.14, 31,303.53 and 12,612.06 is: 17,404.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,684.14 : 31,303.53 = 12,612.06 : x
  2. Step 2: Convert to fraction form
    22,684.14/31,303.53 = 12,612.06/x
  3. Step 3: Cross multiply
    22,684.14x = 31,303.53 × 12,612.06
  4. Step 4: Simplify right side
    22,684.14x = 394,801,998.57
  5. Step 5: Solve for x
    x = 394,801,998.57/22,684.14
  6. Step 6: Final answer
    x = 17,404.32

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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.