Home / 33,425.45-46,127.48-18,317.79

Finding the Fourth Proportional to 33,425.45, 46,127.48 and 18,317.79

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Solution

The fourth proportional to 33,425.45, 46,127.48 and 18,317.79 is: 25,278.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,425.45 : 46,127.48 = 18,317.79 : x
  2. Step 2: Convert to fraction form
    33,425.45/46,127.48 = 18,317.79/x
  3. Step 3: Cross multiply
    33,425.45x = 46,127.48 × 18,317.79
  4. Step 4: Simplify right side
    33,425.45x = 844,953,261.23
  5. Step 5: Solve for x
    x = 844,953,261.23/33,425.45
  6. Step 6: Final answer
    x = 25,278.74

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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.