Home / 27,328.05-37,715.49-16,724.70

Finding the Fourth Proportional to 27,328.05, 37,715.49 and 16,724.70

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Solution

The fourth proportional to 27,328.05, 37,715.49 and 16,724.70 is: 23,081.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,328.05 : 37,715.49 = 16,724.70 : x
  2. Step 2: Convert to fraction form
    27,328.05/37,715.49 = 16,724.70/x
  3. Step 3: Cross multiply
    27,328.05x = 37,715.49 × 16,724.70
  4. Step 4: Simplify right side
    27,328.05x = 630,780,255.60
  5. Step 5: Solve for x
    x = 630,780,255.60/27,328.05
  6. Step 6: Final answer
    x = 23,081.79

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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.