Home / 33,537.06-46,242.77-21,421.08

Finding the Fourth Proportional to 33,537.06, 46,242.77 and 21,421.08

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Solution

The fourth proportional to 33,537.06, 46,242.77 and 21,421.08 is: 29,536.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,537.06 : 46,242.77 = 21,421.08 : x
  2. Step 2: Convert to fraction form
    33,537.06/46,242.77 = 21,421.08/x
  3. Step 3: Cross multiply
    33,537.06x = 46,242.77 × 21,421.08
  4. Step 4: Simplify right side
    33,537.06x = 990,569,968.49
  5. Step 5: Solve for x
    x = 990,569,968.49/33,537.06
  6. Step 6: Final answer
    x = 29,536.58

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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.