Home / 22,407.72-30,923.40-12,336.66

Finding the Fourth Proportional to 22,407.72, 30,923.40 and 12,336.66

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Solution

The fourth proportional to 22,407.72, 30,923.40 and 12,336.66 is: 17,025.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,407.72 : 30,923.40 = 12,336.66 : x
  2. Step 2: Convert to fraction form
    22,407.72/30,923.40 = 12,336.66/x
  3. Step 3: Cross multiply
    22,407.72x = 30,923.40 × 12,336.66
  4. Step 4: Simplify right side
    22,407.72x = 381,491,471.84
  5. Step 5: Solve for x
    x = 381,491,471.84/22,407.72
  6. Step 6: Final answer
    x = 17,025.00

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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.