Home / 28,766.27-39,697.34-16,019.61

Finding the Fourth Proportional to 28,766.27, 39,697.34 and 16,019.61

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Solution

The fourth proportional to 28,766.27, 39,697.34 and 16,019.61 is: 22,107.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,766.27 : 39,697.34 = 16,019.61 : x
  2. Step 2: Convert to fraction form
    28,766.27/39,697.34 = 16,019.61/x
  3. Step 3: Cross multiply
    28,766.27x = 39,697.34 × 16,019.61
  4. Step 4: Simplify right side
    28,766.27x = 635,935,904.84
  5. Step 5: Solve for x
    x = 635,935,904.84/28,766.27
  6. Step 6: Final answer
    x = 22,107.00

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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.