Home / 28,824.38-39,777.58-16,077.58

Finding the Fourth Proportional to 28,824.38, 39,777.58 and 16,077.58

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Solution

The fourth proportional to 28,824.38, 39,777.58 and 16,077.58 is: 22,187.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,824.38 : 39,777.58 = 16,077.58 : x
  2. Step 2: Convert to fraction form
    28,824.38/39,777.58 = 16,077.58/x
  3. Step 3: Cross multiply
    28,824.38x = 39,777.58 × 16,077.58
  4. Step 4: Simplify right side
    28,824.38x = 639,527,224.66
  5. Step 5: Solve for x
    x = 639,527,224.66/28,824.38
  6. Step 6: Final answer
    x = 22,187.02

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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.