Home / 28,665.86-39,558.21-16,094.66

Finding the Fourth Proportional to 28,665.86, 39,558.21 and 16,094.66

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Solution

The fourth proportional to 28,665.86, 39,558.21 and 16,094.66 is: 22,210.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,665.86 : 39,558.21 = 16,094.66 : x
  2. Step 2: Convert to fraction form
    28,665.86/39,558.21 = 16,094.66/x
  3. Step 3: Cross multiply
    28,665.86x = 39,558.21 × 16,094.66
  4. Step 4: Simplify right side
    28,665.86x = 636,675,940.16
  5. Step 5: Solve for x
    x = 636,675,940.16/28,665.86
  6. Step 6: Final answer
    x = 22,210.25

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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.