Home / 27,582.30-38,062.50-15,647.96

Finding the Fourth Proportional to 27,582.30, 38,062.50 and 15,647.96

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Solution

The fourth proportional to 27,582.30, 38,062.50 and 15,647.96 is: 21,593.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,582.30 : 38,062.50 = 15,647.96 : x
  2. Step 2: Convert to fraction form
    27,582.30/38,062.50 = 15,647.96/x
  3. Step 3: Cross multiply
    27,582.30x = 38,062.50 × 15,647.96
  4. Step 4: Simplify right side
    27,582.30x = 595,600,477.50
  5. Step 5: Solve for x
    x = 595,600,477.50/27,582.30
  6. Step 6: Final answer
    x = 21,593.58

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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.