Home / 32,161.86-48,239.15-12,435.12

Finding the Fourth Proportional to 32,161.86, 48,239.15 and 12,435.12

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Solution

The fourth proportional to 32,161.86, 48,239.15 and 12,435.12 is: 18,651.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,161.86 : 48,239.15 = 12,435.12 : x
  2. Step 2: Convert to fraction form
    32,161.86/48,239.15 = 12,435.12/x
  3. Step 3: Cross multiply
    32,161.86x = 48,239.15 × 12,435.12
  4. Step 4: Simplify right side
    32,161.86x = 599,859,556.77
  5. Step 5: Solve for x
    x = 599,859,556.77/32,161.86
  6. Step 6: Final answer
    x = 18,651.27

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1.5x scale

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.