Home / 33,545.88-46,290.51-18,438.12

Finding the Fourth Proportional to 33,545.88, 46,290.51 and 18,438.12

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Solution

The fourth proportional to 33,545.88, 46,290.51 and 18,438.12 is: 25,443.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,545.88 : 46,290.51 = 18,438.12 : x
  2. Step 2: Convert to fraction form
    33,545.88/46,290.51 = 18,438.12/x
  3. Step 3: Cross multiply
    33,545.88x = 46,290.51 × 18,438.12
  4. Step 4: Simplify right side
    33,545.88x = 853,509,978.24
  5. Step 5: Solve for x
    x = 853,509,978.24/33,545.88
  6. Step 6: Final answer
    x = 25,443.06

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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.