Home / 14,126.09-21,190.37-5,241.52

Finding the Fourth Proportional to 14,126.09, 21,190.37 and 5,241.52

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Solution

The fourth proportional to 14,126.09, 21,190.37 and 5,241.52 is: 7,862.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126.09 : 21,190.37 = 5,241.52 : x
  2. Step 2: Convert to fraction form
    14,126.09/21,190.37 = 5,241.52/x
  3. Step 3: Cross multiply
    14,126.09x = 21,190.37 × 5,241.52
  4. Step 4: Simplify right side
    14,126.09x = 111,069,748.16
  5. Step 5: Solve for x
    x = 111,069,748.16/14,126.09
  6. Step 6: Final answer
    x = 7,862.74

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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.