Home / 33,821.40-46,668.08-21,237.24

Finding the Fourth Proportional to 33,821.40, 46,668.08 and 21,237.24

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Solution

The fourth proportional to 33,821.40, 46,668.08 and 21,237.24 is: 29,303.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,821.40 : 46,668.08 = 21,237.24 : x
  2. Step 2: Convert to fraction form
    33,821.40/46,668.08 = 21,237.24/x
  3. Step 3: Cross multiply
    33,821.40x = 46,668.08 × 21,237.24
  4. Step 4: Simplify right side
    33,821.40x = 991,101,215.30
  5. Step 5: Solve for x
    x = 991,101,215.30/33,821.40
  6. Step 6: Final answer
    x = 29,303.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.