Home / 32,290.72-48,420.48-13,565.44

Finding the Fourth Proportional to 32,290.72, 48,420.48 and 13,565.44

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Solution

The fourth proportional to 32,290.72, 48,420.48 and 13,565.44 is: 20,341.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,290.72 : 48,420.48 = 13,565.44 : x
  2. Step 2: Convert to fraction form
    32,290.72/48,420.48 = 13,565.44/x
  3. Step 3: Cross multiply
    32,290.72x = 48,420.48 × 13,565.44
  4. Step 4: Simplify right side
    32,290.72x = 656,845,116.21
  5. Step 5: Solve for x
    x = 656,845,116.21/32,290.72
  6. Step 6: Final answer
    x = 20,341.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.