Home / 25,571.89-38,360.01-7,806.54

Finding the Fourth Proportional to 25,571.89, 38,360.01 and 7,806.54

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Solution

The fourth proportional to 25,571.89, 38,360.01 and 7,806.54 is: 11,710.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,571.89 : 38,360.01 = 7,806.54 : x
  2. Step 2: Convert to fraction form
    25,571.89/38,360.01 = 7,806.54/x
  3. Step 3: Cross multiply
    25,571.89x = 38,360.01 × 7,806.54
  4. Step 4: Simplify right side
    25,571.89x = 299,459,125.59
  5. Step 5: Solve for x
    x = 299,459,125.59/25,571.89
  6. Step 6: Final answer
    x = 11,710.48

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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.