Home / 13,117.90-19,671.62-4,796.02

Finding the Fourth Proportional to 13,117.90, 19,671.62 and 4,796.02

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Solution

The fourth proportional to 13,117.90, 19,671.62 and 4,796.02 is: 7,192.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,117.90 : 19,671.62 = 4,796.02 : x
  2. Step 2: Convert to fraction form
    13,117.90/19,671.62 = 4,796.02/x
  3. Step 3: Cross multiply
    13,117.90x = 19,671.62 × 4,796.02
  4. Step 4: Simplify right side
    13,117.90x = 94,345,396.58
  5. Step 5: Solve for x
    x = 94,345,396.58/13,117.90
  6. Step 6: Final answer
    x = 7,192.11

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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.