Home / 23,451.14-32,362.66-12,840.68

Finding the Fourth Proportional to 23,451.14, 32,362.66 and 12,840.68

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Solution

The fourth proportional to 23,451.14, 32,362.66 and 12,840.68 is: 17,720.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,451.14 : 32,362.66 = 12,840.68 : x
  2. Step 2: Convert to fraction form
    23,451.14/32,362.66 = 12,840.68/x
  3. Step 3: Cross multiply
    23,451.14x = 32,362.66 × 12,840.68
  4. Step 4: Simplify right side
    23,451.14x = 415,558,561.01
  5. Step 5: Solve for x
    x = 415,558,561.01/23,451.14
  6. Step 6: Final answer
    x = 17,720.19

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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.