Home / 13,784.35-19,022.35-7,496.73

Finding the Fourth Proportional to 13,784.35, 19,022.35 and 7,496.73

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Solution

The fourth proportional to 13,784.35, 19,022.35 and 7,496.73 is: 10,345.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,784.35 : 19,022.35 = 7,496.73 : x
  2. Step 2: Convert to fraction form
    13,784.35/19,022.35 = 7,496.73/x
  3. Step 3: Cross multiply
    13,784.35x = 19,022.35 × 7,496.73
  4. Step 4: Simplify right side
    13,784.35x = 142,605,421.92
  5. Step 5: Solve for x
    x = 142,605,421.92/13,784.35
  6. Step 6: Final answer
    x = 10,345.46

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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.