Home / 23,578.98-32,540.34-13,508.64

Finding the Fourth Proportional to 23,578.98, 32,540.34 and 13,508.64

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Solution

The fourth proportional to 23,578.98, 32,540.34 and 13,508.64 is: 18,642.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,578.98 : 32,540.34 = 13,508.64 : x
  2. Step 2: Convert to fraction form
    23,578.98/32,540.34 = 13,508.64/x
  3. Step 3: Cross multiply
    23,578.98x = 32,540.34 × 13,508.64
  4. Step 4: Simplify right side
    23,578.98x = 439,575,738.54
  5. Step 5: Solve for x
    x = 439,575,738.54/23,578.98
  6. Step 6: Final answer
    x = 18,642.70

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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.