Home / 28,865.37-39,831.57-16,926.51

Finding the Fourth Proportional to 28,865.37, 39,831.57 and 16,926.51

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Solution

The fourth proportional to 28,865.37, 39,831.57 and 16,926.51 is: 23,357.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,865.37 : 39,831.57 = 16,926.51 : x
  2. Step 2: Convert to fraction form
    28,865.37/39,831.57 = 16,926.51/x
  3. Step 3: Cross multiply
    28,865.37x = 39,831.57 × 16,926.51
  4. Step 4: Simplify right side
    28,865.37x = 674,209,467.92
  5. Step 5: Solve for x
    x = 674,209,467.92/28,865.37
  6. Step 6: Final answer
    x = 23,357.04

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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.