Home / 15,786.69-23,636.85-15,368.41

Finding the Fourth Proportional to 15,786.69, 23,636.85 and 15,368.41

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Solution

The fourth proportional to 15,786.69, 23,636.85 and 15,368.41 is: 23,010.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,786.69 : 23,636.85 = 15,368.41 : x
  2. Step 2: Convert to fraction form
    15,786.69/23,636.85 = 15,368.41/x
  3. Step 3: Cross multiply
    15,786.69x = 23,636.85 × 15,368.41
  4. Step 4: Simplify right side
    15,786.69x = 363,260,801.91
  5. Step 5: Solve for x
    x = 363,260,801.91/15,786.69
  6. Step 6: Final answer
    x = 23,010.57

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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.