Home / 30,336.62-41,864.57-16,907.57

Finding the Fourth Proportional to 30,336.62, 41,864.57 and 16,907.57

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Solution

The fourth proportional to 30,336.62, 41,864.57 and 16,907.57 is: 23,332.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,336.62 : 41,864.57 = 16,907.57 : x
  2. Step 2: Convert to fraction form
    30,336.62/41,864.57 = 16,907.57/x
  3. Step 3: Cross multiply
    30,336.62x = 41,864.57 × 16,907.57
  4. Step 4: Simplify right side
    30,336.62x = 707,828,147.79
  5. Step 5: Solve for x
    x = 707,828,147.79/30,336.62
  6. Step 6: Final answer
    x = 23,332.47

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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.