Home / 33,430.73-46,134.77-18,323.06

Finding the Fourth Proportional to 33,430.73, 46,134.77 and 18,323.06

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Solution

The fourth proportional to 33,430.73, 46,134.77 and 18,323.06 is: 25,286.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,430.73 : 46,134.77 = 18,323.06 : x
  2. Step 2: Convert to fraction form
    33,430.73/46,134.77 = 18,323.06/x
  3. Step 3: Cross multiply
    33,430.73x = 46,134.77 × 18,323.06
  4. Step 4: Simplify right side
    33,430.73x = 845,329,836.51
  5. Step 5: Solve for x
    x = 845,329,836.51/33,430.73
  6. Step 6: Final answer
    x = 25,286.02

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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.