Home / 23,470.12-32,388.96-12,860.74

Finding the Fourth Proportional to 23,470.12, 32,388.96 and 12,860.74

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Solution

The fourth proportional to 23,470.12, 32,388.96 and 12,860.74 is: 17,747.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,470.12 : 32,388.96 = 12,860.74 : x
  2. Step 2: Convert to fraction form
    23,470.12/32,388.96 = 12,860.74/x
  3. Step 3: Cross multiply
    23,470.12x = 32,388.96 × 12,860.74
  4. Step 4: Simplify right side
    23,470.12x = 416,545,993.43
  5. Step 5: Solve for x
    x = 416,545,993.43/23,470.12
  6. Step 6: Final answer
    x = 17,747.93

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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.