Home / 32,310.45-48,447.45-12,566.40

Finding the Fourth Proportional to 32,310.45, 48,447.45 and 12,566.40

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Solution

The fourth proportional to 32,310.45, 48,447.45 and 12,566.40 is: 18,842.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,310.45 : 48,447.45 = 12,566.40 : x
  2. Step 2: Convert to fraction form
    32,310.45/48,447.45 = 12,566.40/x
  3. Step 3: Cross multiply
    32,310.45x = 48,447.45 × 12,566.40
  4. Step 4: Simplify right side
    32,310.45x = 608,810,035.68
  5. Step 5: Solve for x
    x = 608,810,035.68/32,310.45
  6. Step 6: Final answer
    x = 18,842.51

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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.