Home / 22,332.24-30,818.64-12,260.81

Finding the Fourth Proportional to 22,332.24, 30,818.64 and 12,260.81

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Solution

The fourth proportional to 22,332.24, 30,818.64 and 12,260.81 is: 16,920.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,332.24 : 30,818.64 = 12,260.81 : x
  2. Step 2: Convert to fraction form
    22,332.24/30,818.64 = 12,260.81/x
  3. Step 3: Cross multiply
    22,332.24x = 30,818.64 × 12,260.81
  4. Step 4: Simplify right side
    22,332.24x = 377,861,489.50
  5. Step 5: Solve for x
    x = 377,861,489.50/22,332.24
  6. Step 6: Final answer
    x = 16,920.00

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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.