Home / 28,933.14-39,935.07-16,365.18

Finding the Fourth Proportional to 28,933.14, 39,935.07 and 16,365.18

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Solution

The fourth proportional to 28,933.14, 39,935.07 and 16,365.18 is: 22,588.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,933.14 : 39,935.07 = 16,365.18 : x
  2. Step 2: Convert to fraction form
    28,933.14/39,935.07 = 16,365.18/x
  3. Step 3: Cross multiply
    28,933.14x = 39,935.07 × 16,365.18
  4. Step 4: Simplify right side
    28,933.14x = 653,544,608.86
  5. Step 5: Solve for x
    x = 653,544,608.86/28,933.14
  6. Step 6: Final answer
    x = 22,588.10

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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.