Home / 23,107.67-31,888.58-12,497.30

Finding the Fourth Proportional to 23,107.67, 31,888.58 and 12,497.30

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Solution

The fourth proportional to 23,107.67, 31,888.58 and 12,497.30 is: 17,246.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,107.67 : 31,888.58 = 12,497.30 : x
  2. Step 2: Convert to fraction form
    23,107.67/31,888.58 = 12,497.30/x
  3. Step 3: Cross multiply
    23,107.67x = 31,888.58 × 12,497.30
  4. Step 4: Simplify right side
    23,107.67x = 398,521,150.83
  5. Step 5: Solve for x
    x = 398,521,150.83/23,107.67
  6. Step 6: Final answer
    x = 17,246.27

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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.