Home / 25,561.74-38,300.09-8,912.60

Finding the Fourth Proportional to 25,561.74, 38,300.09 and 8,912.60

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Solution

The fourth proportional to 25,561.74, 38,300.09 and 8,912.60 is: 13,354.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,561.74 : 38,300.09 = 8,912.60 : x
  2. Step 2: Convert to fraction form
    25,561.74/38,300.09 = 8,912.60/x
  3. Step 3: Cross multiply
    25,561.74x = 38,300.09 × 8,912.60
  4. Step 4: Simplify right side
    25,561.74x = 341,353,146.07
  5. Step 5: Solve for x
    x = 341,353,146.07/25,561.74
  6. Step 6: Final answer
    x = 13,354.07

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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.