Home / 37,321.47-51,503.67-20,325.74

Finding the Fourth Proportional to 37,321.47, 51,503.67 and 20,325.74

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Solution

The fourth proportional to 37,321.47, 51,503.67 and 20,325.74 is: 28,049.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,321.47 : 51,503.67 = 20,325.74 : x
  2. Step 2: Convert to fraction form
    37,321.47/51,503.67 = 20,325.74/x
  3. Step 3: Cross multiply
    37,321.47x = 51,503.67 × 20,325.74
  4. Step 4: Simplify right side
    37,321.47x = 1,046,850,205.47
  5. Step 5: Solve for x
    x = 1,046,850,205.47/37,321.47
  6. Step 6: Final answer
    x = 28,049.54

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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.