Home / 14,390.28-21,585.83-4,002.03

Finding the Fourth Proportional to 14,390.28, 21,585.83 and 4,002.03

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Solution

The fourth proportional to 14,390.28, 21,585.83 and 4,002.03 is: 6,003.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,390.28 : 21,585.83 = 4,002.03 : x
  2. Step 2: Convert to fraction form
    14,390.28/21,585.83 = 4,002.03/x
  3. Step 3: Cross multiply
    14,390.28x = 21,585.83 × 4,002.03
  4. Step 4: Simplify right side
    14,390.28x = 86,387,119.22
  5. Step 5: Solve for x
    x = 86,387,119.22/14,390.28
  6. Step 6: Final answer
    x = 6,003.16

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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.