Home / 19,266.57-26,586.90-11,308.32

Finding the Fourth Proportional to 19,266.57, 26,586.90 and 11,308.32

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Solution

The fourth proportional to 19,266.57, 26,586.90 and 11,308.32 is: 15,604.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,266.57 : 26,586.90 = 11,308.32 : x
  2. Step 2: Convert to fraction form
    19,266.57/26,586.90 = 11,308.32/x
  3. Step 3: Cross multiply
    19,266.57x = 26,586.90 × 11,308.32
  4. Step 4: Simplify right side
    19,266.57x = 300,653,173.01
  5. Step 5: Solve for x
    x = 300,653,173.01/19,266.57
  6. Step 6: Final answer
    x = 15,604.91

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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.