Home / 18,669.04-28,013.28-14,696

Finding the Fourth Proportional to 18,669.04, 28,013.28 and 14,696

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Solution

The fourth proportional to 18,669.04, 28,013.28 and 14,696 is: 22,051.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,669.04 : 28,013.28 = 14,696 : x
  2. Step 2: Convert to fraction form
    18,669.04/28,013.28 = 14,696/x
  3. Step 3: Cross multiply
    18,669.04x = 28,013.28 × 14,696
  4. Step 4: Simplify right side
    18,669.04x = 411,683,162.88
  5. Step 5: Solve for x
    x = 411,683,162.88/18,669.04
  6. Step 6: Final answer
    x = 22,051.65

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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.