Home / 14,390.26-21,557.74-8,827.38

Finding the Fourth Proportional to 14,390.26, 21,557.74 and 8,827.38

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Solution

The fourth proportional to 14,390.26, 21,557.74 and 8,827.38 is: 13,224.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,390.26 : 21,557.74 = 8,827.38 : x
  2. Step 2: Convert to fraction form
    14,390.26/21,557.74 = 8,827.38/x
  3. Step 3: Cross multiply
    14,390.26x = 21,557.74 × 8,827.38
  4. Step 4: Simplify right side
    14,390.26x = 190,298,362.92
  5. Step 5: Solve for x
    x = 190,298,362.92/14,390.26
  6. Step 6: Final answer
    x = 13,224.11

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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.