Home / 33,412.86-46,129.23-28,929.51

Finding the Fourth Proportional to 33,412.86, 46,129.23 and 28,929.51

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Solution

The fourth proportional to 33,412.86, 46,129.23 and 28,929.51 is: 39,939.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,412.86 : 46,129.23 = 28,929.51 : x
  2. Step 2: Convert to fraction form
    33,412.86/46,129.23 = 28,929.51/x
  3. Step 3: Cross multiply
    33,412.86x = 46,129.23 × 28,929.51
  4. Step 4: Simplify right side
    33,412.86x = 1,334,496,020.58
  5. Step 5: Solve for x
    x = 1,334,496,020.58/33,412.86
  6. Step 6: Final answer
    x = 39,939.59

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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.