Home / 37,518.48-56,249.76-12,543.75

Finding the Fourth Proportional to 37,518.48, 56,249.76 and 12,543.75

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Solution

The fourth proportional to 37,518.48, 56,249.76 and 12,543.75 is: 18,806.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,518.48 : 56,249.76 = 12,543.75 : x
  2. Step 2: Convert to fraction form
    37,518.48/56,249.76 = 12,543.75/x
  3. Step 3: Cross multiply
    37,518.48x = 56,249.76 × 12,543.75
  4. Step 4: Simplify right side
    37,518.48x = 705,582,927
  5. Step 5: Solve for x
    x = 705,582,927/37,518.48
  6. Step 6: Final answer
    x = 18,806.28

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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.