Home / 28,632.36-39,513.66-16,693.68

Finding the Fourth Proportional to 28,632.36, 39,513.66 and 16,693.68

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Solution

The fourth proportional to 28,632.36, 39,513.66 and 16,693.68 is: 23,037.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,632.36 : 39,513.66 = 16,693.68 : x
  2. Step 2: Convert to fraction form
    28,632.36/39,513.66 = 16,693.68/x
  3. Step 3: Cross multiply
    28,632.36x = 39,513.66 × 16,693.68
  4. Step 4: Simplify right side
    28,632.36x = 659,628,395.67
  5. Step 5: Solve for x
    x = 659,628,395.67/28,632.36
  6. Step 6: Final answer
    x = 23,037.86

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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.