Home / 23,378.61-32,262.48-12,768.27

Finding the Fourth Proportional to 23,378.61, 32,262.48 and 12,768.27

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Solution

The fourth proportional to 23,378.61, 32,262.48 and 12,768.27 is: 17,620.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,378.61 : 32,262.48 = 12,768.27 : x
  2. Step 2: Convert to fraction form
    23,378.61/32,262.48 = 12,768.27/x
  3. Step 3: Cross multiply
    23,378.61x = 32,262.48 × 12,768.27
  4. Step 4: Simplify right side
    23,378.61x = 411,936,055.51
  5. Step 5: Solve for x
    x = 411,936,055.51/23,378.61
  6. Step 6: Final answer
    x = 17,620.21

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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.