Home / 13,013.66-19,541.94-11,384.18

Finding the Fourth Proportional to 13,013.66, 19,541.94 and 11,384.18

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Solution

The fourth proportional to 13,013.66, 19,541.94 and 11,384.18 is: 17,095.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,013.66 : 19,541.94 = 11,384.18 : x
  2. Step 2: Convert to fraction form
    13,013.66/19,541.94 = 11,384.18/x
  3. Step 3: Cross multiply
    13,013.66x = 19,541.94 × 11,384.18
  4. Step 4: Simplify right side
    13,013.66x = 222,468,962.51
  5. Step 5: Solve for x
    x = 222,468,962.51/13,013.66
  6. Step 6: Final answer
    x = 17,095.03

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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.