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Finding the Fourth Proportional to 43,131.96, 64,697.94 and 24,651

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Solution

The fourth proportional to 43,131.96, 64,697.94 and 24,651 is: 36,976.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,131.96 : 64,697.94 = 24,651 : x
  2. Step 2: Convert to fraction form
    43,131.96/64,697.94 = 24,651/x
  3. Step 3: Cross multiply
    43,131.96x = 64,697.94 × 24,651
  4. Step 4: Simplify right side
    43,131.96x = 1,594,868,918.94
  5. Step 5: Solve for x
    x = 1,594,868,918.94/43,131.96
  6. Step 6: Final answer
    x = 36,976.50

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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.