Home / 14,432.94-19,914.66-8,144.10

Finding the Fourth Proportional to 14,432.94, 19,914.66 and 8,144.10

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Solution

The fourth proportional to 14,432.94, 19,914.66 and 8,144.10 is: 11,237.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432.94 : 19,914.66 = 8,144.10 : x
  2. Step 2: Convert to fraction form
    14,432.94/19,914.66 = 8,144.10/x
  3. Step 3: Cross multiply
    14,432.94x = 19,914.66 × 8,144.10
  4. Step 4: Simplify right side
    14,432.94x = 162,186,982.51
  5. Step 5: Solve for x
    x = 162,186,982.51/14,432.94
  6. Step 6: Final answer
    x = 11,237.28

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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.