Home / 13,878.07-19,152.19-7,590.44

Finding the Fourth Proportional to 13,878.07, 19,152.19 and 7,590.44

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Solution

The fourth proportional to 13,878.07, 19,152.19 and 7,590.44 is: 10,475.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,878.07 : 19,152.19 = 7,590.44 : x
  2. Step 2: Convert to fraction form
    13,878.07/19,152.19 = 7,590.44/x
  3. Step 3: Cross multiply
    13,878.07x = 19,152.19 × 7,590.44
  4. Step 4: Simplify right side
    13,878.07x = 145,373,606.43
  5. Step 5: Solve for x
    x = 145,373,606.43/13,878.07
  6. Step 6: Final answer
    x = 10,475.06

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.