Home / 28,185.33-38,885.76-16,846.95

Finding the Fourth Proportional to 28,185.33, 38,885.76 and 16,846.95

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Solution

The fourth proportional to 28,185.33, 38,885.76 and 16,846.95 is: 23,242.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,185.33 : 38,885.76 = 16,846.95 : x
  2. Step 2: Convert to fraction form
    28,185.33/38,885.76 = 16,846.95/x
  3. Step 3: Cross multiply
    28,185.33x = 38,885.76 × 16,846.95
  4. Step 4: Simplify right side
    28,185.33x = 655,106,454.43
  5. Step 5: Solve for x
    x = 655,106,454.43/28,185.33
  6. Step 6: Final answer
    x = 23,242.82

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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.