Home / 34,233.18-47,239.44-18,919.08

Finding the Fourth Proportional to 34,233.18, 47,239.44 and 18,919.08

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Solution

The fourth proportional to 34,233.18, 47,239.44 and 18,919.08 is: 26,107.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,233.18 : 47,239.44 = 18,919.08 : x
  2. Step 2: Convert to fraction form
    34,233.18/47,239.44 = 18,919.08/x
  3. Step 3: Cross multiply
    34,233.18x = 47,239.44 × 18,919.08
  4. Step 4: Simplify right side
    34,233.18x = 893,726,744.52
  5. Step 5: Solve for x
    x = 893,726,744.52/34,233.18
  6. Step 6: Final answer
    x = 26,107.03

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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.