Home / 28,766.07-39,697.70-16,833.15

Finding the Fourth Proportional to 28,766.07, 39,697.70 and 16,833.15

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Solution

The fourth proportional to 28,766.07, 39,697.70 and 16,833.15 is: 23,230.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,766.07 : 39,697.70 = 16,833.15 : x
  2. Step 2: Convert to fraction form
    28,766.07/39,697.70 = 16,833.15/x
  3. Step 3: Cross multiply
    28,766.07x = 39,697.70 × 16,833.15
  4. Step 4: Simplify right side
    28,766.07x = 668,237,254.59
  5. Step 5: Solve for x
    x = 668,237,254.59/28,766.07
  6. Step 6: Final answer
    x = 23,230.05

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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.