Home / 33,312.36-45,968.26-18,968.34

Finding the Fourth Proportional to 33,312.36, 45,968.26 and 18,968.34

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Solution

The fourth proportional to 33,312.36, 45,968.26 and 18,968.34 is: 26,174.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,312.36 : 45,968.26 = 18,968.34 : x
  2. Step 2: Convert to fraction form
    33,312.36/45,968.26 = 18,968.34/x
  3. Step 3: Cross multiply
    33,312.36x = 45,968.26 × 18,968.34
  4. Step 4: Simplify right side
    33,312.36x = 871,941,584.89
  5. Step 5: Solve for x
    x = 871,941,584.89/33,312.36
  6. Step 6: Final answer
    x = 26,174.72

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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.