Home / 22,332.56-30,816.98-12,260.96

Finding the Fourth Proportional to 22,332.56, 30,816.98 and 12,260.96

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Solution

The fourth proportional to 22,332.56, 30,816.98 and 12,260.96 is: 16,919.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,332.56 : 30,816.98 = 12,260.96 : x
  2. Step 2: Convert to fraction form
    22,332.56/30,816.98 = 12,260.96/x
  3. Step 3: Cross multiply
    22,332.56x = 30,816.98 × 12,260.96
  4. Step 4: Simplify right side
    22,332.56x = 377,845,635.67
  5. Step 5: Solve for x
    x = 377,845,635.67/22,332.56
  6. Step 6: Final answer
    x = 16,919.05

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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.