Home / 33,434.49-46,139.40-18,327.79

Finding the Fourth Proportional to 33,434.49, 46,139.40 and 18,327.79

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Solution

The fourth proportional to 33,434.49, 46,139.40 and 18,327.79 is: 25,292.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,434.49 : 46,139.40 = 18,327.79 : x
  2. Step 2: Convert to fraction form
    33,434.49/46,139.40 = 18,327.79/x
  3. Step 3: Cross multiply
    33,434.49x = 46,139.40 × 18,327.79
  4. Step 4: Simplify right side
    33,434.49x = 845,633,233.93
  5. Step 5: Solve for x
    x = 845,633,233.93/33,434.49
  6. Step 6: Final answer
    x = 25,292.24

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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.