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Finding the Fourth Proportional to 51,843.76, 77,641.06 and 29,589.67

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Solution

The fourth proportional to 51,843.76, 77,641.06 and 29,589.67 is: 44,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,843.76 : 77,641.06 = 29,589.67 : x
  2. Step 2: Convert to fraction form
    51,843.76/77,641.06 = 29,589.67/x
  3. Step 3: Cross multiply
    51,843.76x = 77,641.06 × 29,589.67
  4. Step 4: Simplify right side
    51,843.76x = 2,297,372,985.68
  5. Step 5: Solve for x
    x = 2,297,372,985.68/51,843.76
  6. Step 6: Final answer
    x = 44,313.40

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1.5x scale

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.