Home / 33,415.84-46,113.72-18,309.44

Finding the Fourth Proportional to 33,415.84, 46,113.72 and 18,309.44

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Solution

The fourth proportional to 33,415.84, 46,113.72 and 18,309.44 is: 25,266.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,415.84 : 46,113.72 = 18,309.44 : x
  2. Step 2: Convert to fraction form
    33,415.84/46,113.72 = 18,309.44/x
  3. Step 3: Cross multiply
    33,415.84x = 46,113.72 × 18,309.44
  4. Step 4: Simplify right side
    33,415.84x = 844,316,389.52
  5. Step 5: Solve for x
    x = 844,316,389.52/33,415.84
  6. Step 6: Final answer
    x = 25,266.95

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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.