Home / 26,550.18-39,874.48-21,038.94

Finding the Fourth Proportional to 26,550.18, 39,874.48 and 21,038.94

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Solution

The fourth proportional to 26,550.18, 39,874.48 and 21,038.94 is: 31,597.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,550.18 : 39,874.48 = 21,038.94 : x
  2. Step 2: Convert to fraction form
    26,550.18/39,874.48 = 21,038.94/x
  3. Step 3: Cross multiply
    26,550.18x = 39,874.48 × 21,038.94
  4. Step 4: Simplify right side
    26,550.18x = 838,916,739.65
  5. Step 5: Solve for x
    x = 838,916,739.65/26,550.18
  6. Step 6: Final answer
    x = 31,597.40

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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.