Home / 13,836-19,093.83-7,548.51

Finding the Fourth Proportional to 13,836, 19,093.83 and 7,548.51

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Solution

The fourth proportional to 13,836, 19,093.83 and 7,548.51 is: 10,417.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836 : 19,093.83 = 7,548.51 : x
  2. Step 2: Convert to fraction form
    13,836/19,093.83 = 7,548.51/x
  3. Step 3: Cross multiply
    13,836x = 19,093.83 × 7,548.51
  4. Step 4: Simplify right side
    13,836x = 144,129,966.69
  5. Step 5: Solve for x
    x = 144,129,966.69/13,836
  6. Step 6: Final answer
    x = 10,417.03

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Why These Related Problems?

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