Home / 23,712.37-32,721.45-13,102.39

Finding the Fourth Proportional to 23,712.37, 32,721.45 and 13,102.39

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Solution

The fourth proportional to 23,712.37, 32,721.45 and 13,102.39 is: 18,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,712.37 : 32,721.45 = 13,102.39 : x
  2. Step 2: Convert to fraction form
    23,712.37/32,721.45 = 13,102.39/x
  3. Step 3: Cross multiply
    23,712.37x = 32,721.45 × 13,102.39
  4. Step 4: Simplify right side
    23,712.37x = 428,729,199.27
  5. Step 5: Solve for x
    x = 428,729,199.27/23,712.37
  6. Step 6: Final answer
    x = 18,080.40

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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.