Home / 16,234.35-22,389.27-11,445.84

Finding the Fourth Proportional to 16,234.35, 22,389.27 and 11,445.84

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Solution

The fourth proportional to 16,234.35, 22,389.27 and 11,445.84 is: 15,785.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,234.35 : 22,389.27 = 11,445.84 : x
  2. Step 2: Convert to fraction form
    16,234.35/22,389.27 = 11,445.84/x
  3. Step 3: Cross multiply
    16,234.35x = 22,389.27 × 11,445.84
  4. Step 4: Simplify right side
    16,234.35x = 256,263,959.21
  5. Step 5: Solve for x
    x = 256,263,959.21/16,234.35
  6. Step 6: Final answer
    x = 15,785.30

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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.