Home / 18,300.06-27,427.95-13,095

Finding the Fourth Proportional to 18,300.06, 27,427.95 and 13,095

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Solution

The fourth proportional to 18,300.06, 27,427.95 and 13,095 is: 19,626.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300.06 : 27,427.95 = 13,095 : x
  2. Step 2: Convert to fraction form
    18,300.06/27,427.95 = 13,095/x
  3. Step 3: Cross multiply
    18,300.06x = 27,427.95 × 13,095
  4. Step 4: Simplify right side
    18,300.06x = 359,169,005.25
  5. Step 5: Solve for x
    x = 359,169,005.25/18,300.06
  6. Step 6: Final answer
    x = 19,626.66

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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.