Home / 34,743.99-47,946.24-18,828.30

Finding the Fourth Proportional to 34,743.99, 47,946.24 and 18,828.30

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Solution

The fourth proportional to 34,743.99, 47,946.24 and 18,828.30 is: 25,982.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,743.99 : 47,946.24 = 18,828.30 : x
  2. Step 2: Convert to fraction form
    34,743.99/47,946.24 = 18,828.30/x
  3. Step 3: Cross multiply
    34,743.99x = 47,946.24 × 18,828.30
  4. Step 4: Simplify right side
    34,743.99x = 902,746,190.59
  5. Step 5: Solve for x
    x = 902,746,190.59/34,743.99
  6. Step 6: Final answer
    x = 25,982.80

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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.