Home / 33,077.60-49,616.40-19,955.60

Finding the Fourth Proportional to 33,077.60, 49,616.40 and 19,955.60

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Solution

The fourth proportional to 33,077.60, 49,616.40 and 19,955.60 is: 29,933.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,077.60 : 49,616.40 = 19,955.60 : x
  2. Step 2: Convert to fraction form
    33,077.60/49,616.40 = 19,955.60/x
  3. Step 3: Cross multiply
    33,077.60x = 49,616.40 × 19,955.60
  4. Step 4: Simplify right side
    33,077.60x = 990,125,031.84
  5. Step 5: Solve for x
    x = 990,125,031.84/33,077.60
  6. Step 6: Final answer
    x = 29,933.40

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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.