Home / 22,197.83-30,632.58-12,126.34

Finding the Fourth Proportional to 22,197.83, 30,632.58 and 12,126.34

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Solution

The fourth proportional to 22,197.83, 30,632.58 and 12,126.34 is: 16,734.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,197.83 : 30,632.58 = 12,126.34 : x
  2. Step 2: Convert to fraction form
    22,197.83/30,632.58 = 12,126.34/x
  3. Step 3: Cross multiply
    22,197.83x = 30,632.58 × 12,126.34
  4. Step 4: Simplify right side
    22,197.83x = 371,461,118.45
  5. Step 5: Solve for x
    x = 371,461,118.45/22,197.83
  6. Step 6: Final answer
    x = 16,734.12

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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.