Home / 16,942.02-23,370.72-11,913.96

Finding the Fourth Proportional to 16,942.02, 23,370.72 and 11,913.96

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Solution

The fourth proportional to 16,942.02, 23,370.72 and 11,913.96 is: 16,434.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,942.02 : 23,370.72 = 11,913.96 : x
  2. Step 2: Convert to fraction form
    16,942.02/23,370.72 = 11,913.96/x
  3. Step 3: Cross multiply
    16,942.02x = 23,370.72 × 11,913.96
  4. Step 4: Simplify right side
    16,942.02x = 278,437,823.25
  5. Step 5: Solve for x
    x = 278,437,823.25/16,942.02
  6. Step 6: Final answer
    x = 16,434.75

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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.