Home / 28,786.01-39,727.53-16,848.63

Finding the Fourth Proportional to 28,786.01, 39,727.53 and 16,848.63

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Solution

The fourth proportional to 28,786.01, 39,727.53 and 16,848.63 is: 23,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,786.01 : 39,727.53 = 16,848.63 : x
  2. Step 2: Convert to fraction form
    28,786.01/39,727.53 = 16,848.63/x
  3. Step 3: Cross multiply
    28,786.01x = 39,727.53 × 16,848.63
  4. Step 4: Simplify right side
    28,786.01x = 669,354,453.78
  5. Step 5: Solve for x
    x = 669,354,453.78/28,786.01
  6. Step 6: Final answer
    x = 23,252.77

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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.