Home / 14,104.57-21,153.38-5,786.95

Finding the Fourth Proportional to 14,104.57, 21,153.38 and 5,786.95

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Solution

The fourth proportional to 14,104.57, 21,153.38 and 5,786.95 is: 8,679.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,104.57 : 21,153.38 = 5,786.95 : x
  2. Step 2: Convert to fraction form
    14,104.57/21,153.38 = 5,786.95/x
  3. Step 3: Cross multiply
    14,104.57x = 21,153.38 × 5,786.95
  4. Step 4: Simplify right side
    14,104.57x = 122,413,523.46
  5. Step 5: Solve for x
    x = 122,413,523.46/14,104.57
  6. Step 6: Final answer
    x = 8,679.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.