Home / 31,834.50-43,935.66-19,259.34

Finding the Fourth Proportional to 31,834.50, 43,935.66 and 19,259.34

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Solution

The fourth proportional to 31,834.50, 43,935.66 and 19,259.34 is: 26,580.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,834.50 : 43,935.66 = 19,259.34 : x
  2. Step 2: Convert to fraction form
    31,834.50/43,935.66 = 19,259.34/x
  3. Step 3: Cross multiply
    31,834.50x = 43,935.66 × 19,259.34
  4. Step 4: Simplify right side
    31,834.50x = 846,171,814.06
  5. Step 5: Solve for x
    x = 846,171,814.06/31,834.50
  6. Step 6: Final answer
    x = 26,580.34

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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.