Home / 22,259.63-30,717.11-12,186.14

Finding the Fourth Proportional to 22,259.63, 30,717.11 and 12,186.14

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Solution

The fourth proportional to 22,259.63, 30,717.11 and 12,186.14 is: 16,816.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,259.63 : 30,717.11 = 12,186.14 : x
  2. Step 2: Convert to fraction form
    22,259.63/30,717.11 = 12,186.14/x
  3. Step 3: Cross multiply
    22,259.63x = 30,717.11 × 12,186.14
  4. Step 4: Simplify right side
    22,259.63x = 374,323,002.86
  5. Step 5: Solve for x
    x = 374,323,002.86/22,259.63
  6. Step 6: Final answer
    x = 16,816.23

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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.