Home / 27,039.51-40,556.43-12,804.57

Finding the Fourth Proportional to 27,039.51, 40,556.43 and 12,804.57

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Solution

The fourth proportional to 27,039.51, 40,556.43 and 12,804.57 is: 19,205.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,039.51 : 40,556.43 = 12,804.57 : x
  2. Step 2: Convert to fraction form
    27,039.51/40,556.43 = 12,804.57/x
  3. Step 3: Cross multiply
    27,039.51x = 40,556.43 × 12,804.57
  4. Step 4: Simplify right side
    27,039.51x = 519,307,646.89
  5. Step 5: Solve for x
    x = 519,307,646.89/27,039.51
  6. Step 6: Final answer
    x = 19,205.51

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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.