Home / 43,513.54-65,274.86-18,556.22

Finding the Fourth Proportional to 43,513.54, 65,274.86 and 18,556.22

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Solution

The fourth proportional to 43,513.54, 65,274.86 and 18,556.22 is: 27,836.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,513.54 : 65,274.86 = 18,556.22 : x
  2. Step 2: Convert to fraction form
    43,513.54/65,274.86 = 18,556.22/x
  3. Step 3: Cross multiply
    43,513.54x = 65,274.86 × 18,556.22
  4. Step 4: Simplify right side
    43,513.54x = 1,211,254,872.21
  5. Step 5: Solve for x
    x = 1,211,254,872.21/43,513.54
  6. Step 6: Final answer
    x = 27,836.28

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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.