Home / 36,458.03-50,308.48-20,545.31

Finding the Fourth Proportional to 36,458.03, 50,308.48 and 20,545.31

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Solution

The fourth proportional to 36,458.03, 50,308.48 and 20,545.31 is: 28,350.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,458.03 : 50,308.48 = 20,545.31 : x
  2. Step 2: Convert to fraction form
    36,458.03/50,308.48 = 20,545.31/x
  3. Step 3: Cross multiply
    36,458.03x = 50,308.48 × 20,545.31
  4. Step 4: Simplify right side
    36,458.03x = 1,033,603,317.23
  5. Step 5: Solve for x
    x = 1,033,603,317.23/36,458.03
  6. Step 6: Final answer
    x = 28,350.50

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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.