Home / 19,353.34-26,710.08-11,396.31

Finding the Fourth Proportional to 19,353.34, 26,710.08 and 11,396.31

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Solution

The fourth proportional to 19,353.34, 26,710.08 and 11,396.31 is: 15,728.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,353.34 : 26,710.08 = 11,396.31 : x
  2. Step 2: Convert to fraction form
    19,353.34/26,710.08 = 11,396.31/x
  3. Step 3: Cross multiply
    19,353.34x = 26,710.08 × 11,396.31
  4. Step 4: Simplify right side
    19,353.34x = 304,396,218.25
  5. Step 5: Solve for x
    x = 304,396,218.25/19,353.34
  6. Step 6: Final answer
    x = 15,728.36

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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.