Home / 33,839.88-46,699.14-18,317.50

Finding the Fourth Proportional to 33,839.88, 46,699.14 and 18,317.50

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Solution

The fourth proportional to 33,839.88, 46,699.14 and 18,317.50 is: 25,278.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,839.88 : 46,699.14 = 18,317.50 : x
  2. Step 2: Convert to fraction form
    33,839.88/46,699.14 = 18,317.50/x
  3. Step 3: Cross multiply
    33,839.88x = 46,699.14 × 18,317.50
  4. Step 4: Simplify right side
    33,839.88x = 855,411,496.95
  5. Step 5: Solve for x
    x = 855,411,496.95/33,839.88
  6. Step 6: Final answer
    x = 25,278.21

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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.