Home / 14,391.63-21,588.93-4,003.38

Finding the Fourth Proportional to 14,391.63, 21,588.93 and 4,003.38

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Solution

The fourth proportional to 14,391.63, 21,588.93 and 4,003.38 is: 6,005.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,391.63 : 21,588.93 = 4,003.38 : x
  2. Step 2: Convert to fraction form
    14,391.63/21,588.93 = 4,003.38/x
  3. Step 3: Cross multiply
    14,391.63x = 21,588.93 × 4,003.38
  4. Step 4: Simplify right side
    14,391.63x = 86,428,690.58
  5. Step 5: Solve for x
    x = 86,428,690.58/14,391.63
  6. Step 6: Final answer
    x = 6,005.48

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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.