Home / 27,888.03-38,483.10-15,949.44

Finding the Fourth Proportional to 27,888.03, 38,483.10 and 15,949.44

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Solution

The fourth proportional to 27,888.03, 38,483.10 and 15,949.44 is: 22,008.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,888.03 : 38,483.10 = 15,949.44 : x
  2. Step 2: Convert to fraction form
    27,888.03/38,483.10 = 15,949.44/x
  3. Step 3: Cross multiply
    27,888.03x = 38,483.10 × 15,949.44
  4. Step 4: Simplify right side
    27,888.03x = 613,783,894.46
  5. Step 5: Solve for x
    x = 613,783,894.46/27,888.03
  6. Step 6: Final answer
    x = 22,008.87

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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.