Home / 14,266.74-21,406.26-5,507.80

Finding the Fourth Proportional to 14,266.74, 21,406.26 and 5,507.80

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Solution

The fourth proportional to 14,266.74, 21,406.26 and 5,507.80 is: 8,264.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,266.74 : 21,406.26 = 5,507.80 : x
  2. Step 2: Convert to fraction form
    14,266.74/21,406.26 = 5,507.80/x
  3. Step 3: Cross multiply
    14,266.74x = 21,406.26 × 5,507.80
  4. Step 4: Simplify right side
    14,266.74x = 117,901,398.83
  5. Step 5: Solve for x
    x = 117,901,398.83/14,266.74
  6. Step 6: Final answer
    x = 8,264.07

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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.