Home / 16,951.02-23,393.79-9,399.72

Finding the Fourth Proportional to 16,951.02, 23,393.79 and 9,399.72

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Solution

The fourth proportional to 16,951.02, 23,393.79 and 9,399.72 is: 12,972.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,951.02 : 23,393.79 = 9,399.72 : x
  2. Step 2: Convert to fraction form
    16,951.02/23,393.79 = 9,399.72/x
  3. Step 3: Cross multiply
    16,951.02x = 23,393.79 × 9,399.72
  4. Step 4: Simplify right side
    16,951.02x = 219,894,952.76
  5. Step 5: Solve for x
    x = 219,894,952.76/16,951.02
  6. Step 6: Final answer
    x = 12,972.37

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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.