Home / 37,920.98-56,862.74-11,619.38

Finding the Fourth Proportional to 37,920.98, 56,862.74 and 11,619.38

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Solution

The fourth proportional to 37,920.98, 56,862.74 and 11,619.38 is: 17,423.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,920.98 : 56,862.74 = 11,619.38 : x
  2. Step 2: Convert to fraction form
    37,920.98/56,862.74 = 11,619.38/x
  3. Step 3: Cross multiply
    37,920.98x = 56,862.74 × 11,619.38
  4. Step 4: Simplify right side
    37,920.98x = 660,709,783.90
  5. Step 5: Solve for x
    x = 660,709,783.90/37,920.98
  6. Step 6: Final answer
    x = 17,423.33

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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.