Home / 33,211.40-49,784.70-29,712.20

Finding the Fourth Proportional to 33,211.40, 49,784.70 and 29,712.20

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Solution

The fourth proportional to 33,211.40, 49,784.70 and 29,712.20 is: 44,539.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,211.40 : 49,784.70 = 29,712.20 : x
  2. Step 2: Convert to fraction form
    33,211.40/49,784.70 = 29,712.20/x
  3. Step 3: Cross multiply
    33,211.40x = 49,784.70 × 29,712.20
  4. Step 4: Simplify right side
    33,211.40x = 1,479,212,963.34
  5. Step 5: Solve for x
    x = 1,479,212,963.34/33,211.40
  6. Step 6: Final answer
    x = 44,539.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.