Home / 23,515.16-32,450.83-12,904.97

Finding the Fourth Proportional to 23,515.16, 32,450.83 and 12,904.97

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Solution

The fourth proportional to 23,515.16, 32,450.83 and 12,904.97 is: 17,808.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,515.16 : 32,450.83 = 12,904.97 : x
  2. Step 2: Convert to fraction form
    23,515.16/32,450.83 = 12,904.97/x
  3. Step 3: Cross multiply
    23,515.16x = 32,450.83 × 12,904.97
  4. Step 4: Simplify right side
    23,515.16x = 418,776,987.63
  5. Step 5: Solve for x
    x = 418,776,987.63/23,515.16
  6. Step 6: Final answer
    x = 17,808.81

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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.