Home / 37,384.90-51,589.74-20,617.90

Finding the Fourth Proportional to 37,384.90, 51,589.74 and 20,617.90

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Solution

The fourth proportional to 37,384.90, 51,589.74 and 20,617.90 is: 28,451.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,384.90 : 51,589.74 = 20,617.90 : x
  2. Step 2: Convert to fraction form
    37,384.90/51,589.74 = 20,617.90/x
  3. Step 3: Cross multiply
    37,384.90x = 51,589.74 × 20,617.90
  4. Step 4: Simplify right side
    37,384.90x = 1,063,672,087.52
  5. Step 5: Solve for x
    x = 1,063,672,087.52/37,384.90
  6. Step 6: Final answer
    x = 28,451.92

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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.