Home / 23,840.56-32,900.34-13,230.64

Finding the Fourth Proportional to 23,840.56, 32,900.34 and 13,230.64

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Solution

The fourth proportional to 23,840.56, 32,900.34 and 13,230.64 is: 18,258.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,840.56 : 32,900.34 = 13,230.64 : x
  2. Step 2: Convert to fraction form
    23,840.56/32,900.34 = 13,230.64/x
  3. Step 3: Cross multiply
    23,840.56x = 32,900.34 × 13,230.64
  4. Step 4: Simplify right side
    23,840.56x = 435,292,554.42
  5. Step 5: Solve for x
    x = 435,292,554.42/23,840.56
  6. Step 6: Final answer
    x = 18,258.49

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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.