Home / 30,013.40-41,418.86-16,584.52

Finding the Fourth Proportional to 30,013.40, 41,418.86 and 16,584.52

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Solution

The fourth proportional to 30,013.40, 41,418.86 and 16,584.52 is: 22,886.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,013.40 : 41,418.86 = 16,584.52 : x
  2. Step 2: Convert to fraction form
    30,013.40/41,418.86 = 16,584.52/x
  3. Step 3: Cross multiply
    30,013.40x = 41,418.86 × 16,584.52
  4. Step 4: Simplify right side
    30,013.40x = 686,911,912.05
  5. Step 5: Solve for x
    x = 686,911,912.05/30,013.40
  6. Step 6: Final answer
    x = 22,886.84

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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.