Home / 16,780.66-23,156.84-9,227.00

Finding the Fourth Proportional to 16,780.66, 23,156.84 and 9,227.00

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Solution

The fourth proportional to 16,780.66, 23,156.84 and 9,227.00 is: 12,733.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,780.66 : 23,156.84 = 9,227.00 : x
  2. Step 2: Convert to fraction form
    16,780.66/23,156.84 = 9,227.00/x
  3. Step 3: Cross multiply
    16,780.66x = 23,156.84 × 9,227.00
  4. Step 4: Simplify right side
    16,780.66x = 213,668,243.64
  5. Step 5: Solve for x
    x = 213,668,243.64/16,780.66
  6. Step 6: Final answer
    x = 12,733.01

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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.