Home / 23,317.80-34,952.40-12,771.60

Finding the Fourth Proportional to 23,317.80, 34,952.40 and 12,771.60

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Solution

The fourth proportional to 23,317.80, 34,952.40 and 12,771.60 is: 19,144.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,317.80 : 34,952.40 = 12,771.60 : x
  2. Step 2: Convert to fraction form
    23,317.80/34,952.40 = 12,771.60/x
  3. Step 3: Cross multiply
    23,317.80x = 34,952.40 × 12,771.60
  4. Step 4: Simplify right side
    23,317.80x = 446,398,071.84
  5. Step 5: Solve for x
    x = 446,398,071.84/23,317.80
  6. Step 6: Final answer
    x = 19,144.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.