Home / 26,509.48-39,754.80-8,735.85

Finding the Fourth Proportional to 26,509.48, 39,754.80 and 8,735.85

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Solution

The fourth proportional to 26,509.48, 39,754.80 and 8,735.85 is: 13,100.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,509.48 : 39,754.80 = 8,735.85 : x
  2. Step 2: Convert to fraction form
    26,509.48/39,754.80 = 8,735.85/x
  3. Step 3: Cross multiply
    26,509.48x = 39,754.80 × 8,735.85
  4. Step 4: Simplify right side
    26,509.48x = 347,291,969.58
  5. Step 5: Solve for x
    x = 347,291,969.58/26,509.48
  6. Step 6: Final answer
    x = 13,100.67

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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.