Home / 25,862.92-38,810.58-11,820.76

Finding the Fourth Proportional to 25,862.92, 38,810.58 and 11,820.76

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Solution

The fourth proportional to 25,862.92, 38,810.58 and 11,820.76 is: 17,738.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,862.92 : 38,810.58 = 11,820.76 : x
  2. Step 2: Convert to fraction form
    25,862.92/38,810.58 = 11,820.76/x
  3. Step 3: Cross multiply
    25,862.92x = 38,810.58 × 11,820.76
  4. Step 4: Simplify right side
    25,862.92x = 458,770,551.64
  5. Step 5: Solve for x
    x = 458,770,551.64/25,862.92
  6. Step 6: Final answer
    x = 17,738.54

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1.5x scale

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.