Home / 23,450.52-32,361.40-12,840.15

Finding the Fourth Proportional to 23,450.52, 32,361.40 and 12,840.15

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Solution

The fourth proportional to 23,450.52, 32,361.40 and 12,840.15 is: 17,719.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,450.52 : 32,361.40 = 12,840.15 : x
  2. Step 2: Convert to fraction form
    23,450.52/32,361.40 = 12,840.15/x
  3. Step 3: Cross multiply
    23,450.52x = 32,361.40 × 12,840.15
  4. Step 4: Simplify right side
    23,450.52x = 415,525,319.46
  5. Step 5: Solve for x
    x = 415,525,319.46/23,450.52
  6. Step 6: Final answer
    x = 17,719.24

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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.