Home / 27,556.83-38,028.35-14,981.58

Finding the Fourth Proportional to 27,556.83, 38,028.35 and 14,981.58

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Solution

The fourth proportional to 27,556.83, 38,028.35 and 14,981.58 is: 20,674.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,556.83 : 38,028.35 = 14,981.58 : x
  2. Step 2: Convert to fraction form
    27,556.83/38,028.35 = 14,981.58/x
  3. Step 3: Cross multiply
    27,556.83x = 38,028.35 × 14,981.58
  4. Step 4: Simplify right side
    27,556.83x = 569,724,805.25
  5. Step 5: Solve for x
    x = 569,724,805.25/27,556.83
  6. Step 6: Final answer
    x = 20,674.54

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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.