Home / 12,664.04-18,999.90-6,088.36

Finding the Fourth Proportional to 12,664.04, 18,999.90 and 6,088.36

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Solution

The fourth proportional to 12,664.04, 18,999.90 and 6,088.36 is: 9,134.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,664.04 : 18,999.90 = 6,088.36 : x
  2. Step 2: Convert to fraction form
    12,664.04/18,999.90 = 6,088.36/x
  3. Step 3: Cross multiply
    12,664.04x = 18,999.90 × 6,088.36
  4. Step 4: Simplify right side
    12,664.04x = 115,678,231.16
  5. Step 5: Solve for x
    x = 115,678,231.16/12,664.04
  6. Step 6: Final answer
    x = 9,134.39

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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.