Home / 14,146.94-21,217.67-13,444.47

Finding the Fourth Proportional to 14,146.94, 21,217.67 and 13,444.47

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Solution

The fourth proportional to 14,146.94, 21,217.67 and 13,444.47 is: 20,164.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,146.94 : 21,217.67 = 13,444.47 : x
  2. Step 2: Convert to fraction form
    14,146.94/21,217.67 = 13,444.47/x
  3. Step 3: Cross multiply
    14,146.94x = 21,217.67 × 13,444.47
  4. Step 4: Simplify right side
    14,146.94x = 285,260,260.56
  5. Step 5: Solve for x
    x = 285,260,260.56/14,146.94
  6. Step 6: Final answer
    x = 20,164.10

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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.