Home / 34,103.33-47,060.18-18,789.20

Finding the Fourth Proportional to 34,103.33, 47,060.18 and 18,789.20

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Solution

The fourth proportional to 34,103.33, 47,060.18 and 18,789.20 is: 25,927.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,103.33 : 47,060.18 = 18,789.20 : x
  2. Step 2: Convert to fraction form
    34,103.33/47,060.18 = 18,789.20/x
  3. Step 3: Cross multiply
    34,103.33x = 47,060.18 × 18,789.20
  4. Step 4: Simplify right side
    34,103.33x = 884,223,228.22
  5. Step 5: Solve for x
    x = 884,223,228.22/34,103.33
  6. Step 6: Final answer
    x = 25,927.77

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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.