Home / 23,645.72-32,631.26-13,575.20

Finding the Fourth Proportional to 23,645.72, 32,631.26 and 13,575.20

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Solution

The fourth proportional to 23,645.72, 32,631.26 and 13,575.20 is: 18,733.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,645.72 : 32,631.26 = 13,575.20 : x
  2. Step 2: Convert to fraction form
    23,645.72/32,631.26 = 13,575.20/x
  3. Step 3: Cross multiply
    23,645.72x = 32,631.26 × 13,575.20
  4. Step 4: Simplify right side
    23,645.72x = 442,975,649.72
  5. Step 5: Solve for x
    x = 442,975,649.72/23,645.72
  6. Step 6: Final answer
    x = 18,733.86

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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.