Home / 37,943.10-56,914.65-11,647.80

Finding the Fourth Proportional to 37,943.10, 56,914.65 and 11,647.80

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Solution

The fourth proportional to 37,943.10, 56,914.65 and 11,647.80 is: 17,471.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,943.10 : 56,914.65 = 11,647.80 : x
  2. Step 2: Convert to fraction form
    37,943.10/56,914.65 = 11,647.80/x
  3. Step 3: Cross multiply
    37,943.10x = 56,914.65 × 11,647.80
  4. Step 4: Simplify right side
    37,943.10x = 662,930,460.27
  5. Step 5: Solve for x
    x = 662,930,460.27/37,943.10
  6. Step 6: Final answer
    x = 17,471.70

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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.