Home / 16,679.87-23,014.81-9,604.43

Finding the Fourth Proportional to 16,679.87, 23,014.81 and 9,604.43

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Solution

The fourth proportional to 16,679.87, 23,014.81 and 9,604.43 is: 13,252.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,679.87 : 23,014.81 = 9,604.43 : x
  2. Step 2: Convert to fraction form
    16,679.87/23,014.81 = 9,604.43/x
  3. Step 3: Cross multiply
    16,679.87x = 23,014.81 × 9,604.43
  4. Step 4: Simplify right side
    16,679.87x = 221,044,131.61
  5. Step 5: Solve for x
    x = 221,044,131.61/16,679.87
  6. Step 6: Final answer
    x = 13,252.15

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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.