Home / 53,095.60-79,629.36-18,028

Finding the Fourth Proportional to 53,095.60, 79,629.36 and 18,028

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Solution

The fourth proportional to 53,095.60, 79,629.36 and 18,028 is: 27,037.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,095.60 : 79,629.36 = 18,028 : x
  2. Step 2: Convert to fraction form
    53,095.60/79,629.36 = 18,028/x
  3. Step 3: Cross multiply
    53,095.60x = 79,629.36 × 18,028
  4. Step 4: Simplify right side
    53,095.60x = 1,435,558,102.08
  5. Step 5: Solve for x
    x = 1,435,558,102.08/53,095.60
  6. Step 6: Final answer
    x = 27,037.23

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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.