Home / 15,677.85-23,519-4,585.38

Finding the Fourth Proportional to 15,677.85, 23,519 and 4,585.38

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Solution

The fourth proportional to 15,677.85, 23,519 and 4,585.38 is: 6,878.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,677.85 : 23,519 = 4,585.38 : x
  2. Step 2: Convert to fraction form
    15,677.85/23,519 = 4,585.38/x
  3. Step 3: Cross multiply
    15,677.85x = 23,519 × 4,585.38
  4. Step 4: Simplify right side
    15,677.85x = 107,843,552.22
  5. Step 5: Solve for x
    x = 107,843,552.22/15,677.85
  6. Step 6: Final answer
    x = 6,878.72

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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.