Home / 21,624.51-29,858.72-16,922.19

Finding the Fourth Proportional to 21,624.51, 29,858.72 and 16,922.19

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Solution

The fourth proportional to 21,624.51, 29,858.72 and 16,922.19 is: 23,365.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,624.51 : 29,858.72 = 16,922.19 : x
  2. Step 2: Convert to fraction form
    21,624.51/29,858.72 = 16,922.19/x
  3. Step 3: Cross multiply
    21,624.51x = 29,858.72 × 16,922.19
  4. Step 4: Simplify right side
    21,624.51x = 505,274,848.39
  5. Step 5: Solve for x
    x = 505,274,848.39/21,624.51
  6. Step 6: Final answer
    x = 23,365.84

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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.