Home / 28,699.58-39,592.63-16,757.65

Finding the Fourth Proportional to 28,699.58, 39,592.63 and 16,757.65

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Solution

The fourth proportional to 28,699.58, 39,592.63 and 16,757.65 is: 23,118.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,699.58 : 39,592.63 = 16,757.65 : x
  2. Step 2: Convert to fraction form
    28,699.58/39,592.63 = 16,757.65/x
  3. Step 3: Cross multiply
    28,699.58x = 39,592.63 × 16,757.65
  4. Step 4: Simplify right side
    28,699.58x = 663,479,506.56
  5. Step 5: Solve for x
    x = 663,479,506.56/28,699.58
  6. Step 6: Final answer
    x = 23,118.09

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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.