Home / 37,290.78-51,462.23-20,295.95

Finding the Fourth Proportional to 37,290.78, 51,462.23 and 20,295.95

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Solution

The fourth proportional to 37,290.78, 51,462.23 and 20,295.95 is: 28,008.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,290.78 : 51,462.23 = 20,295.95 : x
  2. Step 2: Convert to fraction form
    37,290.78/51,462.23 = 20,295.95/x
  3. Step 3: Cross multiply
    37,290.78x = 51,462.23 × 20,295.95
  4. Step 4: Simplify right side
    37,290.78x = 1,044,474,488.18
  5. Step 5: Solve for x
    x = 1,044,474,488.18/37,290.78
  6. Step 6: Final answer
    x = 28,008.92

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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.