Home / 14,908.13-20,564.63-8,936.33

Finding the Fourth Proportional to 14,908.13, 20,564.63 and 8,936.33

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Solution

The fourth proportional to 14,908.13, 20,564.63 and 8,936.33 is: 12,326.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,908.13 : 20,564.63 = 8,936.33 : x
  2. Step 2: Convert to fraction form
    14,908.13/20,564.63 = 8,936.33/x
  3. Step 3: Cross multiply
    14,908.13x = 20,564.63 × 8,936.33
  4. Step 4: Simplify right side
    14,908.13x = 183,772,256.28
  5. Step 5: Solve for x
    x = 183,772,256.28/14,908.13
  6. Step 6: Final answer
    x = 12,326.99

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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.