Home / 32,149.61-44,351.65-20,822.87

Finding the Fourth Proportional to 32,149.61, 44,351.65 and 20,822.87

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Solution

The fourth proportional to 32,149.61, 44,351.65 and 20,822.87 is: 28,725.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,149.61 : 44,351.65 = 20,822.87 : x
  2. Step 2: Convert to fraction form
    32,149.61/44,351.65 = 20,822.87/x
  3. Step 3: Cross multiply
    32,149.61x = 44,351.65 × 20,822.87
  4. Step 4: Simplify right side
    32,149.61x = 923,528,779.14
  5. Step 5: Solve for x
    x = 923,528,779.14/32,149.61
  6. Step 6: Final answer
    x = 28,725.97

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1.5x scale

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.