Home / 16,702.56-23,049.54-9,628.92

Finding the Fourth Proportional to 16,702.56, 23,049.54 and 9,628.92

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Solution

The fourth proportional to 16,702.56, 23,049.54 and 9,628.92 is: 13,287.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,702.56 : 23,049.54 = 9,628.92 : x
  2. Step 2: Convert to fraction form
    16,702.56/23,049.54 = 9,628.92/x
  3. Step 3: Cross multiply
    16,702.56x = 23,049.54 × 9,628.92
  4. Step 4: Simplify right side
    16,702.56x = 221,942,176.70
  5. Step 5: Solve for x
    x = 221,942,176.70/16,702.56
  6. Step 6: Final answer
    x = 13,287.91

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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.