Home / 34,723.08-47,917.83-18,807.49

Finding the Fourth Proportional to 34,723.08, 47,917.83 and 18,807.49

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Solution

The fourth proportional to 34,723.08, 47,917.83 and 18,807.49 is: 25,954.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,723.08 : 47,917.83 = 18,807.49 : x
  2. Step 2: Convert to fraction form
    34,723.08/47,917.83 = 18,807.49/x
  3. Step 3: Cross multiply
    34,723.08x = 47,917.83 × 18,807.49
  4. Step 4: Simplify right side
    34,723.08x = 901,214,133.18
  5. Step 5: Solve for x
    x = 901,214,133.18/34,723.08
  6. Step 6: Final answer
    x = 25,954.33

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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.