Home / 26,920.26-40,377.15-7,200.36

Finding the Fourth Proportional to 26,920.26, 40,377.15 and 7,200.36

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Solution

The fourth proportional to 26,920.26, 40,377.15 and 7,200.36 is: 10,799.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,920.26 : 40,377.15 = 7,200.36 : x
  2. Step 2: Convert to fraction form
    26,920.26/40,377.15 = 7,200.36/x
  3. Step 3: Cross multiply
    26,920.26x = 40,377.15 × 7,200.36
  4. Step 4: Simplify right side
    26,920.26x = 290,730,015.77
  5. Step 5: Solve for x
    x = 290,730,015.77/26,920.26
  6. Step 6: Final answer
    x = 10,799.67

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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.