Home / 19,217.06-26,515.50-11,667.36

Finding the Fourth Proportional to 19,217.06, 26,515.50 and 11,667.36

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Solution

The fourth proportional to 19,217.06, 26,515.50 and 11,667.36 is: 16,098.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,217.06 : 26,515.50 = 11,667.36 : x
  2. Step 2: Convert to fraction form
    19,217.06/26,515.50 = 11,667.36/x
  3. Step 3: Cross multiply
    19,217.06x = 26,515.50 × 11,667.36
  4. Step 4: Simplify right side
    19,217.06x = 309,365,884.08
  5. Step 5: Solve for x
    x = 309,365,884.08/19,217.06
  6. Step 6: Final answer
    x = 16,098.50

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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.