Home / 19,099.05-28,607.11-11,681.02

Finding the Fourth Proportional to 19,099.05, 28,607.11 and 11,681.02

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Solution

The fourth proportional to 19,099.05, 28,607.11 and 11,681.02 is: 17,496.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,099.05 : 28,607.11 = 11,681.02 : x
  2. Step 2: Convert to fraction form
    19,099.05/28,607.11 = 11,681.02/x
  3. Step 3: Cross multiply
    19,099.05x = 28,607.11 × 11,681.02
  4. Step 4: Simplify right side
    19,099.05x = 334,160,224.05
  5. Step 5: Solve for x
    x = 334,160,224.05/19,099.05
  6. Step 6: Final answer
    x = 17,496.17

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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.