Home / 14,878.10-22,297.52-6,979.38

Finding the Fourth Proportional to 14,878.10, 22,297.52 and 6,979.38

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Solution

The fourth proportional to 14,878.10, 22,297.52 and 6,979.38 is: 10,459.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,878.10 : 22,297.52 = 6,979.38 : x
  2. Step 2: Convert to fraction form
    14,878.10/22,297.52 = 6,979.38/x
  3. Step 3: Cross multiply
    14,878.10x = 22,297.52 × 6,979.38
  4. Step 4: Simplify right side
    14,878.10x = 155,622,830.24
  5. Step 5: Solve for x
    x = 155,622,830.24/14,878.10
  6. Step 6: Final answer
    x = 10,459.86

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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.