Home / 31,250.70-43,115.24-17,812.26

Finding the Fourth Proportional to 31,250.70, 43,115.24 and 17,812.26

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Solution

The fourth proportional to 31,250.70, 43,115.24 and 17,812.26 is: 24,574.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,250.70 : 43,115.24 = 17,812.26 : x
  2. Step 2: Convert to fraction form
    31,250.70/43,115.24 = 17,812.26/x
  3. Step 3: Cross multiply
    31,250.70x = 43,115.24 × 17,812.26
  4. Step 4: Simplify right side
    31,250.70x = 767,979,909.37
  5. Step 5: Solve for x
    x = 767,979,909.37/31,250.70
  6. Step 6: Final answer
    x = 24,574.81

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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.