Home / 37,615.56-56,363.98-13,890.44

Finding the Fourth Proportional to 37,615.56, 56,363.98 and 13,890.44

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Solution

The fourth proportional to 37,615.56, 56,363.98 and 13,890.44 is: 20,813.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,615.56 : 56,363.98 = 13,890.44 : x
  2. Step 2: Convert to fraction form
    37,615.56/56,363.98 = 13,890.44/x
  3. Step 3: Cross multiply
    37,615.56x = 56,363.98 × 13,890.44
  4. Step 4: Simplify right side
    37,615.56x = 782,920,482.35
  5. Step 5: Solve for x
    x = 782,920,482.35/37,615.56
  6. Step 6: Final answer
    x = 20,813.74

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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.