Home / 26,590.41-39,887.73-8,820.43

Finding the Fourth Proportional to 26,590.41, 39,887.73 and 8,820.43

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Solution

The fourth proportional to 26,590.41, 39,887.73 and 8,820.43 is: 13,231.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,590.41 : 39,887.73 = 8,820.43 : x
  2. Step 2: Convert to fraction form
    26,590.41/39,887.73 = 8,820.43/x
  3. Step 3: Cross multiply
    26,590.41x = 39,887.73 × 8,820.43
  4. Step 4: Simplify right side
    26,590.41x = 351,826,830.60
  5. Step 5: Solve for x
    x = 351,826,830.60/26,590.41
  6. Step 6: Final answer
    x = 13,231.34

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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.