Home / 33,143.22-45,735.98-18,035.51

Finding the Fourth Proportional to 33,143.22, 45,735.98 and 18,035.51

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Solution

The fourth proportional to 33,143.22, 45,735.98 and 18,035.51 is: 24,888.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,143.22 : 45,735.98 = 18,035.51 : x
  2. Step 2: Convert to fraction form
    33,143.22/45,735.98 = 18,035.51/x
  3. Step 3: Cross multiply
    33,143.22x = 45,735.98 × 18,035.51
  4. Step 4: Simplify right side
    33,143.22x = 824,871,405.79
  5. Step 5: Solve for x
    x = 824,871,405.79/33,143.22
  6. Step 6: Final answer
    x = 24,888.09

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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.