Home / 35,719.94-53,556.27-15,971.30

Finding the Fourth Proportional to 35,719.94, 53,556.27 and 15,971.30

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Solution

The fourth proportional to 35,719.94, 53,556.27 and 15,971.30 is: 23,946.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,719.94 : 53,556.27 = 15,971.30 : x
  2. Step 2: Convert to fraction form
    35,719.94/53,556.27 = 15,971.30/x
  3. Step 3: Cross multiply
    35,719.94x = 53,556.27 × 15,971.30
  4. Step 4: Simplify right side
    35,719.94x = 855,363,255.05
  5. Step 5: Solve for x
    x = 855,363,255.05/35,719.94
  6. Step 6: Final answer
    x = 23,946.38

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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.