Home / 32,690.38-48,992.53-12,958.18

Finding the Fourth Proportional to 32,690.38, 48,992.53 and 12,958.18

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Solution

The fourth proportional to 32,690.38, 48,992.53 and 12,958.18 is: 19,420.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,690.38 : 48,992.53 = 12,958.18 : x
  2. Step 2: Convert to fraction form
    32,690.38/48,992.53 = 12,958.18/x
  3. Step 3: Cross multiply
    32,690.38x = 48,992.53 × 12,958.18
  4. Step 4: Simplify right side
    32,690.38x = 634,854,022.40
  5. Step 5: Solve for x
    x = 634,854,022.40/32,690.38
  6. Step 6: Final answer
    x = 19,420.21

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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.