Home / 16,244.32-22,418.47-12,914.61

Finding the Fourth Proportional to 16,244.32, 22,418.47 and 12,914.61

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Solution

The fourth proportional to 16,244.32, 22,418.47 and 12,914.61 is: 17,823.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,244.32 : 22,418.47 = 12,914.61 : x
  2. Step 2: Convert to fraction form
    16,244.32/22,418.47 = 12,914.61/x
  3. Step 3: Cross multiply
    16,244.32x = 22,418.47 × 12,914.61
  4. Step 4: Simplify right side
    16,244.32x = 289,525,824.41
  5. Step 5: Solve for x
    x = 289,525,824.41/16,244.32
  6. Step 6: Final answer
    x = 17,823.20

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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.