Home / 27,556.18-38,028.09-14,981.74

Finding the Fourth Proportional to 27,556.18, 38,028.09 and 14,981.74

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Solution

The fourth proportional to 27,556.18, 38,028.09 and 14,981.74 is: 20,675.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,556.18 : 38,028.09 = 14,981.74 : x
  2. Step 2: Convert to fraction form
    27,556.18/38,028.09 = 14,981.74/x
  3. Step 3: Cross multiply
    27,556.18x = 38,028.09 × 14,981.74
  4. Step 4: Simplify right side
    27,556.18x = 569,726,957.08
  5. Step 5: Solve for x
    x = 569,726,957.08/27,556.18
  6. Step 6: Final answer
    x = 20,675.11

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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.