Home / 37,022.26-55,539.15-12,392.50

Finding the Fourth Proportional to 37,022.26, 55,539.15 and 12,392.50

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Solution

The fourth proportional to 37,022.26, 55,539.15 and 12,392.50 is: 18,590.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,022.26 : 55,539.15 = 12,392.50 : x
  2. Step 2: Convert to fraction form
    37,022.26/55,539.15 = 12,392.50/x
  3. Step 3: Cross multiply
    37,022.26x = 55,539.15 × 12,392.50
  4. Step 4: Simplify right side
    37,022.26x = 688,268,916.38
  5. Step 5: Solve for x
    x = 688,268,916.38/37,022.26
  6. Step 6: Final answer
    x = 18,590.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.