Home / 19,922.14-29,865.39-14,644.18

Finding the Fourth Proportional to 19,922.14, 29,865.39 and 14,644.18

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Solution

The fourth proportional to 19,922.14, 29,865.39 and 14,644.18 is: 21,953.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,922.14 : 29,865.39 = 14,644.18 : x
  2. Step 2: Convert to fraction form
    19,922.14/29,865.39 = 14,644.18/x
  3. Step 3: Cross multiply
    19,922.14x = 29,865.39 × 14,644.18
  4. Step 4: Simplify right side
    19,922.14x = 437,354,146.93
  5. Step 5: Solve for x
    x = 437,354,146.93/19,922.14
  6. Step 6: Final answer
    x = 21,953.17

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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.