Home / 14,167.26-21,250.08-5,403.06

Finding the Fourth Proportional to 14,167.26, 21,250.08 and 5,403.06

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Solution

The fourth proportional to 14,167.26, 21,250.08 and 5,403.06 is: 8,104.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,167.26 : 21,250.08 = 5,403.06 : x
  2. Step 2: Convert to fraction form
    14,167.26/21,250.08 = 5,403.06/x
  3. Step 3: Cross multiply
    14,167.26x = 21,250.08 × 5,403.06
  4. Step 4: Simplify right side
    14,167.26x = 114,815,457.24
  5. Step 5: Solve for x
    x = 114,815,457.24/14,167.26
  6. Step 6: Final answer
    x = 8,104.28

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1.5x scale

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.