Home / 23,015.78-34,468.30-13,125.07

Finding the Fourth Proportional to 23,015.78, 34,468.30 and 13,125.07

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Solution

The fourth proportional to 23,015.78, 34,468.30 and 13,125.07 is: 19,656.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,015.78 : 34,468.30 = 13,125.07 : x
  2. Step 2: Convert to fraction form
    23,015.78/34,468.30 = 13,125.07/x
  3. Step 3: Cross multiply
    23,015.78x = 34,468.30 × 13,125.07
  4. Step 4: Simplify right side
    23,015.78x = 452,398,850.28
  5. Step 5: Solve for x
    x = 452,398,850.28/23,015.78
  6. Step 6: Final answer
    x = 19,656.03

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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.