Home / 18,664.16-25,754.67-11,492.93

Finding the Fourth Proportional to 18,664.16, 25,754.67 and 11,492.93

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Solution

The fourth proportional to 18,664.16, 25,754.67 and 11,492.93 is: 15,859.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,664.16 : 25,754.67 = 11,492.93 : x
  2. Step 2: Convert to fraction form
    18,664.16/25,754.67 = 11,492.93/x
  3. Step 3: Cross multiply
    18,664.16x = 25,754.67 × 11,492.93
  4. Step 4: Simplify right side
    18,664.16x = 295,996,619.48
  5. Step 5: Solve for x
    x = 295,996,619.48/18,664.16
  6. Step 6: Final answer
    x = 15,859.09

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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.