Home / 28,933.56-39,926.79-16,357.50

Finding the Fourth Proportional to 28,933.56, 39,926.79 and 16,357.50

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Solution

The fourth proportional to 28,933.56, 39,926.79 and 16,357.50 is: 22,572.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,933.56 : 39,926.79 = 16,357.50 : x
  2. Step 2: Convert to fraction form
    28,933.56/39,926.79 = 16,357.50/x
  3. Step 3: Cross multiply
    28,933.56x = 39,926.79 × 16,357.50
  4. Step 4: Simplify right side
    28,933.56x = 653,102,467.43
  5. Step 5: Solve for x
    x = 653,102,467.43/28,933.56
  6. Step 6: Final answer
    x = 22,572.49

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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.