Home / 47,721.68-65,779.32-32,403.44

Finding the Fourth Proportional to 47,721.68, 65,779.32 and 32,403.44

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Solution

The fourth proportional to 47,721.68, 65,779.32 and 32,403.44 is: 44,664.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,721.68 : 65,779.32 = 32,403.44 : x
  2. Step 2: Convert to fraction form
    47,721.68/65,779.32 = 32,403.44/x
  3. Step 3: Cross multiply
    47,721.68x = 65,779.32 × 32,403.44
  4. Step 4: Simplify right side
    47,721.68x = 2,131,476,248.86
  5. Step 5: Solve for x
    x = 2,131,476,248.86/47,721.68
  6. Step 6: Final answer
    x = 44,664.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.