Home / 17,898.22-24,722.79-13,623.31

Finding the Fourth Proportional to 17,898.22, 24,722.79 and 13,623.31

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Solution

The fourth proportional to 17,898.22, 24,722.79 and 13,623.31 is: 18,817.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,898.22 : 24,722.79 = 13,623.31 : x
  2. Step 2: Convert to fraction form
    17,898.22/24,722.79 = 13,623.31/x
  3. Step 3: Cross multiply
    17,898.22x = 24,722.79 × 13,623.31
  4. Step 4: Simplify right side
    17,898.22x = 336,806,232.23
  5. Step 5: Solve for x
    x = 336,806,232.23/17,898.22
  6. Step 6: Final answer
    x = 18,817.86

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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.