Home / 33,440.58-46,146.11-18,330.30

Finding the Fourth Proportional to 33,440.58, 46,146.11 and 18,330.30

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Solution

The fourth proportional to 33,440.58, 46,146.11 and 18,330.30 is: 25,294.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,440.58 : 46,146.11 = 18,330.30 : x
  2. Step 2: Convert to fraction form
    33,440.58/46,146.11 = 18,330.30/x
  3. Step 3: Cross multiply
    33,440.58x = 46,146.11 × 18,330.30
  4. Step 4: Simplify right side
    33,440.58x = 845,871,948.48
  5. Step 5: Solve for x
    x = 845,871,948.48/33,440.58
  6. Step 6: Final answer
    x = 25,294.78

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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.