Home / 47,529.47-65,586.20-28,405.41

Finding the Fourth Proportional to 47,529.47, 65,586.20 and 28,405.41

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Solution

The fourth proportional to 47,529.47, 65,586.20 and 28,405.41 is: 39,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,529.47 : 65,586.20 = 28,405.41 : x
  2. Step 2: Convert to fraction form
    47,529.47/65,586.20 = 28,405.41/x
  3. Step 3: Cross multiply
    47,529.47x = 65,586.20 × 28,405.41
  4. Step 4: Simplify right side
    47,529.47x = 1,863,002,759.31
  5. Step 5: Solve for x
    x = 1,863,002,759.31/47,529.47
  6. Step 6: Final answer
    x = 39,196.80

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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.