Home / 31,333.33-43,240.18-17,905.08

Finding the Fourth Proportional to 31,333.33, 43,240.18 and 17,905.08

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Solution

The fourth proportional to 31,333.33, 43,240.18 and 17,905.08 is: 24,709.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,333.33 : 43,240.18 = 17,905.08 : x
  2. Step 2: Convert to fraction form
    31,333.33/43,240.18 = 17,905.08/x
  3. Step 3: Cross multiply
    31,333.33x = 43,240.18 × 17,905.08
  4. Step 4: Simplify right side
    31,333.33x = 774,218,668.24
  5. Step 5: Solve for x
    x = 774,218,668.24/31,333.33
  6. Step 6: Final answer
    x = 24,709.11

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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.