Home / 33,277.04-49,920.40-13,556.80

Finding the Fourth Proportional to 33,277.04, 49,920.40 and 13,556.80

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Solution

The fourth proportional to 33,277.04, 49,920.40 and 13,556.80 is: 20,337.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,277.04 : 49,920.40 = 13,556.80 : x
  2. Step 2: Convert to fraction form
    33,277.04/49,920.40 = 13,556.80/x
  3. Step 3: Cross multiply
    33,277.04x = 49,920.40 × 13,556.80
  4. Step 4: Simplify right side
    33,277.04x = 676,760,878.72
  5. Step 5: Solve for x
    x = 676,760,878.72/33,277.04
  6. Step 6: Final answer
    x = 20,337.17

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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.