Home / 22,336.80-30,824.58-12,264.99

Finding the Fourth Proportional to 22,336.80, 30,824.58 and 12,264.99

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Solution

The fourth proportional to 22,336.80, 30,824.58 and 12,264.99 is: 16,925.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,336.80 : 30,824.58 = 12,264.99 : x
  2. Step 2: Convert to fraction form
    22,336.80/30,824.58 = 12,264.99/x
  3. Step 3: Cross multiply
    22,336.80x = 30,824.58 × 12,264.99
  4. Step 4: Simplify right side
    22,336.80x = 378,063,165.45
  5. Step 5: Solve for x
    x = 378,063,165.45/22,336.80
  6. Step 6: Final answer
    x = 16,925.57

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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.