Home / 33,380.79-46,070.55-19,040.55

Finding the Fourth Proportional to 33,380.79, 46,070.55 and 19,040.55

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Solution

The fourth proportional to 33,380.79, 46,070.55 and 19,040.55 is: 26,278.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,380.79 : 46,070.55 = 19,040.55 : x
  2. Step 2: Convert to fraction form
    33,380.79/46,070.55 = 19,040.55/x
  3. Step 3: Cross multiply
    33,380.79x = 46,070.55 × 19,040.55
  4. Step 4: Simplify right side
    33,380.79x = 877,208,610.80
  5. Step 5: Solve for x
    x = 877,208,610.80/33,380.79
  6. Step 6: Final answer
    x = 26,278.85

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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.