Home / 31,359.96-43,277.49-17,212.50

Finding the Fourth Proportional to 31,359.96, 43,277.49 and 17,212.50

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Solution

The fourth proportional to 31,359.96, 43,277.49 and 17,212.50 is: 23,753.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,359.96 : 43,277.49 = 17,212.50 : x
  2. Step 2: Convert to fraction form
    31,359.96/43,277.49 = 17,212.50/x
  3. Step 3: Cross multiply
    31,359.96x = 43,277.49 × 17,212.50
  4. Step 4: Simplify right side
    31,359.96x = 744,913,796.63
  5. Step 5: Solve for x
    x = 744,913,796.63/31,359.96
  6. Step 6: Final answer
    x = 23,753.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.