Home / 14,052.24-21,081.40-7,477.48

Finding the Fourth Proportional to 14,052.24, 21,081.40 and 7,477.48

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Solution

The fourth proportional to 14,052.24, 21,081.40 and 7,477.48 is: 11,217.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,052.24 : 21,081.40 = 7,477.48 : x
  2. Step 2: Convert to fraction form
    14,052.24/21,081.40 = 7,477.48/x
  3. Step 3: Cross multiply
    14,052.24x = 21,081.40 × 7,477.48
  4. Step 4: Simplify right side
    14,052.24x = 157,635,746.87
  5. Step 5: Solve for x
    x = 157,635,746.87/14,052.24
  6. Step 6: Final answer
    x = 11,217.84

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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.