Home / 13,956.04-19,251.30-8,363.80

Finding the Fourth Proportional to 13,956.04, 19,251.30 and 8,363.80

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Solution

The fourth proportional to 13,956.04, 19,251.30 and 8,363.80 is: 11,537.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.04 : 19,251.30 = 8,363.80 : x
  2. Step 2: Convert to fraction form
    13,956.04/19,251.30 = 8,363.80/x
  3. Step 3: Cross multiply
    13,956.04x = 19,251.30 × 8,363.80
  4. Step 4: Simplify right side
    13,956.04x = 161,014,022.94
  5. Step 5: Solve for x
    x = 161,014,022.94/13,956.04
  6. Step 6: Final answer
    x = 11,537.23

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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.