Home / 18,749.88-25,876.40-10,794.67

Finding the Fourth Proportional to 18,749.88, 25,876.40 and 10,794.67

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Solution

The fourth proportional to 18,749.88, 25,876.40 and 10,794.67 is: 14,897.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,749.88 : 25,876.40 = 10,794.67 : x
  2. Step 2: Convert to fraction form
    18,749.88/25,876.40 = 10,794.67/x
  3. Step 3: Cross multiply
    18,749.88x = 25,876.40 × 10,794.67
  4. Step 4: Simplify right side
    18,749.88x = 279,327,080.12
  5. Step 5: Solve for x
    x = 279,327,080.12/18,749.88
  6. Step 6: Final answer
    x = 14,897.54

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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.