Home / 17,674.88-24,407.28-13,190.84

Finding the Fourth Proportional to 17,674.88, 24,407.28 and 13,190.84

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Solution

The fourth proportional to 17,674.88, 24,407.28 and 13,190.84 is: 18,215.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,674.88 : 24,407.28 = 13,190.84 : x
  2. Step 2: Convert to fraction form
    17,674.88/24,407.28 = 13,190.84/x
  3. Step 3: Cross multiply
    17,674.88x = 24,407.28 × 13,190.84
  4. Step 4: Simplify right side
    17,674.88x = 321,952,525.32
  5. Step 5: Solve for x
    x = 321,952,525.32/17,674.88
  6. Step 6: Final answer
    x = 18,215.26

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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.