Home / 15,840.37-23,768.81-11,493.71

Finding the Fourth Proportional to 15,840.37, 23,768.81 and 11,493.71

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Solution

The fourth proportional to 15,840.37, 23,768.81 and 11,493.71 is: 17,246.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,840.37 : 23,768.81 = 11,493.71 : x
  2. Step 2: Convert to fraction form
    15,840.37/23,768.81 = 11,493.71/x
  3. Step 3: Cross multiply
    15,840.37x = 23,768.81 × 11,493.71
  4. Step 4: Simplify right side
    15,840.37x = 273,191,765.11
  5. Step 5: Solve for x
    x = 273,191,765.11/15,840.37
  6. Step 6: Final answer
    x = 17,246.55

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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.