Home / 33,415.40-46,109.22-18,510.44

Finding the Fourth Proportional to 33,415.40, 46,109.22 and 18,510.44

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Solution

The fourth proportional to 33,415.40, 46,109.22 and 18,510.44 is: 25,542.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,415.40 : 46,109.22 = 18,510.44 : x
  2. Step 2: Convert to fraction form
    33,415.40/46,109.22 = 18,510.44/x
  3. Step 3: Cross multiply
    33,415.40x = 46,109.22 × 18,510.44
  4. Step 4: Simplify right side
    33,415.40x = 853,501,950.26
  5. Step 5: Solve for x
    x = 853,501,950.26/33,415.40
  6. Step 6: Final answer
    x = 25,542.17

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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.