Home / 23,216.13-32,040.25-13,146.35

Finding the Fourth Proportional to 23,216.13, 32,040.25 and 13,146.35

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Solution

The fourth proportional to 23,216.13, 32,040.25 and 13,146.35 is: 18,143.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,216.13 : 32,040.25 = 13,146.35 : x
  2. Step 2: Convert to fraction form
    23,216.13/32,040.25 = 13,146.35/x
  3. Step 3: Cross multiply
    23,216.13x = 32,040.25 × 13,146.35
  4. Step 4: Simplify right side
    23,216.13x = 421,212,147.52
  5. Step 5: Solve for x
    x = 421,212,147.52/23,216.13
  6. Step 6: Final answer
    x = 18,143.08

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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.