Home / 33,455.63-46,168.48-18,347.56

Finding the Fourth Proportional to 33,455.63, 46,168.48 and 18,347.56

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Solution

The fourth proportional to 33,455.63, 46,168.48 and 18,347.56 is: 25,319.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,455.63 : 46,168.48 = 18,347.56 : x
  2. Step 2: Convert to fraction form
    33,455.63/46,168.48 = 18,347.56/x
  3. Step 3: Cross multiply
    33,455.63x = 46,168.48 × 18,347.56
  4. Step 4: Simplify right side
    33,455.63x = 847,079,124.12
  5. Step 5: Solve for x
    x = 847,079,124.12/33,455.63
  6. Step 6: Final answer
    x = 25,319.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.