Home / 33,036.80-49,556.07-9,663.21

Finding the Fourth Proportional to 33,036.80, 49,556.07 and 9,663.21

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Solution

The fourth proportional to 33,036.80, 49,556.07 and 9,663.21 is: 14,495.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,036.80 : 49,556.07 = 9,663.21 : x
  2. Step 2: Convert to fraction form
    33,036.80/49,556.07 = 9,663.21/x
  3. Step 3: Cross multiply
    33,036.80x = 49,556.07 × 9,663.21
  4. Step 4: Simplify right side
    33,036.80x = 478,870,711.18
  5. Step 5: Solve for x
    x = 478,870,711.18/33,036.80
  6. Step 6: Final answer
    x = 14,495.07

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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.