Home / 14,403.66-21,621.89-10,040.59

Finding the Fourth Proportional to 14,403.66, 21,621.89 and 10,040.59

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Solution

The fourth proportional to 14,403.66, 21,621.89 and 10,040.59 is: 15,072.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,403.66 : 21,621.89 = 10,040.59 : x
  2. Step 2: Convert to fraction form
    14,403.66/21,621.89 = 10,040.59/x
  3. Step 3: Cross multiply
    14,403.66x = 21,621.89 × 10,040.59
  4. Step 4: Simplify right side
    14,403.66x = 217,096,532.52
  5. Step 5: Solve for x
    x = 217,096,532.52/14,403.66
  6. Step 6: Final answer
    x = 15,072.32

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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.