Home / 17,904.96-26,859.36-8,664

Finding the Fourth Proportional to 17,904.96, 26,859.36 and 8,664

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Solution

The fourth proportional to 17,904.96, 26,859.36 and 8,664 is: 12,996.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,904.96 : 26,859.36 = 8,664 : x
  2. Step 2: Convert to fraction form
    17,904.96/26,859.36 = 8,664/x
  3. Step 3: Cross multiply
    17,904.96x = 26,859.36 × 8,664
  4. Step 4: Simplify right side
    17,904.96x = 232,709,495.04
  5. Step 5: Solve for x
    x = 232,709,495.04/17,904.96
  6. Step 6: Final answer
    x = 12,996.93

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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.