Home / 17,709.52-26,567.78-5,229.76

Finding the Fourth Proportional to 17,709.52, 26,567.78 and 5,229.76

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Solution

The fourth proportional to 17,709.52, 26,567.78 and 5,229.76 is: 7,845.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,709.52 : 26,567.78 = 5,229.76 : x
  2. Step 2: Convert to fraction form
    17,709.52/26,567.78 = 5,229.76/x
  3. Step 3: Cross multiply
    17,709.52x = 26,567.78 × 5,229.76
  4. Step 4: Simplify right side
    17,709.52x = 138,943,113.13
  5. Step 5: Solve for x
    x = 138,943,113.13/17,709.52
  6. Step 6: Final answer
    x = 7,845.67

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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.