Home / 17,490.88-24,148.80-13,504.96

Finding the Fourth Proportional to 17,490.88, 24,148.80 and 13,504.96

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Solution

The fourth proportional to 17,490.88, 24,148.80 and 13,504.96 is: 18,645.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,490.88 : 24,148.80 = 13,504.96 : x
  2. Step 2: Convert to fraction form
    17,490.88/24,148.80 = 13,504.96/x
  3. Step 3: Cross multiply
    17,490.88x = 24,148.80 × 13,504.96
  4. Step 4: Simplify right side
    17,490.88x = 326,128,578.05
  5. Step 5: Solve for x
    x = 326,128,578.05/17,490.88
  6. Step 6: Final answer
    x = 18,645.64

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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.