Home / 30,338.95-41,862.67-16,907.26

Finding the Fourth Proportional to 30,338.95, 41,862.67 and 16,907.26

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Solution

The fourth proportional to 30,338.95, 41,862.67 and 16,907.26 is: 23,329.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,338.95 : 41,862.67 = 16,907.26 : x
  2. Step 2: Convert to fraction form
    30,338.95/41,862.67 = 16,907.26/x
  3. Step 3: Cross multiply
    30,338.95x = 41,862.67 × 16,907.26
  4. Step 4: Simplify right side
    30,338.95x = 707,783,045.98
  5. Step 5: Solve for x
    x = 707,783,045.98/30,338.95
  6. Step 6: Final answer
    x = 23,329.19

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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.