Home / 16,842.68-25,319.39-15,624.80

Finding the Fourth Proportional to 16,842.68, 25,319.39 and 15,624.80

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Solution

The fourth proportional to 16,842.68, 25,319.39 and 15,624.80 is: 23,488.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,842.68 : 25,319.39 = 15,624.80 : x
  2. Step 2: Convert to fraction form
    16,842.68/25,319.39 = 15,624.80/x
  3. Step 3: Cross multiply
    16,842.68x = 25,319.39 × 15,624.80
  4. Step 4: Simplify right side
    16,842.68x = 395,610,404.87
  5. Step 5: Solve for x
    x = 395,610,404.87/16,842.68
  6. Step 6: Final answer
    x = 23,488.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.