Home / 26,355.57-39,556.74-12,323.23

Finding the Fourth Proportional to 26,355.57, 39,556.74 and 12,323.23

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Solution

The fourth proportional to 26,355.57, 39,556.74 and 12,323.23 is: 18,495.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,355.57 : 39,556.74 = 12,323.23 : x
  2. Step 2: Convert to fraction form
    26,355.57/39,556.74 = 12,323.23/x
  3. Step 3: Cross multiply
    26,355.57x = 39,556.74 × 12,323.23
  4. Step 4: Simplify right side
    26,355.57x = 487,466,805.07
  5. Step 5: Solve for x
    x = 487,466,805.07/26,355.57
  6. Step 6: Final answer
    x = 18,495.78

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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.