Home / 19,043.14-28,564.40-5,192.14

Finding the Fourth Proportional to 19,043.14, 28,564.40 and 5,192.14

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Solution

The fourth proportional to 19,043.14, 28,564.40 and 5,192.14 is: 7,788.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043.14 : 28,564.40 = 5,192.14 : x
  2. Step 2: Convert to fraction form
    19,043.14/28,564.40 = 5,192.14/x
  3. Step 3: Cross multiply
    19,043.14x = 28,564.40 × 5,192.14
  4. Step 4: Simplify right side
    19,043.14x = 148,310,220.99
  5. Step 5: Solve for x
    x = 148,310,220.99/19,043.14
  6. Step 6: Final answer
    x = 7,788.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.