Home / 16,786.76-23,165.76-9,334.76

Finding the Fourth Proportional to 16,786.76, 23,165.76 and 9,334.76

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Solution

The fourth proportional to 16,786.76, 23,165.76 and 9,334.76 is: 12,881.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786.76 : 23,165.76 = 9,334.76 : x
  2. Step 2: Convert to fraction form
    16,786.76/23,165.76 = 9,334.76/x
  3. Step 3: Cross multiply
    16,786.76x = 23,165.76 × 9,334.76
  4. Step 4: Simplify right side
    16,786.76x = 216,246,809.82
  5. Step 5: Solve for x
    x = 216,246,809.82/16,786.76
  6. Step 6: Final answer
    x = 12,881.99

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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.