Home / 33,036.75-49,556.97-13,312.80

Finding the Fourth Proportional to 33,036.75, 49,556.97 and 13,312.80

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Solution

The fourth proportional to 33,036.75, 49,556.97 and 13,312.80 is: 19,969.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,036.75 : 49,556.97 = 13,312.80 : x
  2. Step 2: Convert to fraction form
    33,036.75/49,556.97 = 13,312.80/x
  3. Step 3: Cross multiply
    33,036.75x = 49,556.97 × 13,312.80
  4. Step 4: Simplify right side
    33,036.75x = 659,742,030.22
  5. Step 5: Solve for x
    x = 659,742,030.22/33,036.75
  6. Step 6: Final answer
    x = 19,969.94

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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.