Home / 32,255.90-48,365.16-12,511.34

Finding the Fourth Proportional to 32,255.90, 48,365.16 and 12,511.34

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Solution

The fourth proportional to 32,255.90, 48,365.16 and 12,511.34 is: 18,759.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,255.90 : 48,365.16 = 12,511.34 : x
  2. Step 2: Convert to fraction form
    32,255.90/48,365.16 = 12,511.34/x
  3. Step 3: Cross multiply
    32,255.90x = 48,365.16 × 12,511.34
  4. Step 4: Simplify right side
    32,255.90x = 605,112,960.91
  5. Step 5: Solve for x
    x = 605,112,960.91/32,255.90
  6. Step 6: Final answer
    x = 18,759.76

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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.