Home / 14,167.26-21,250.87-6,749.23

Finding the Fourth Proportional to 14,167.26, 21,250.87 and 6,749.23

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Solution

The fourth proportional to 14,167.26, 21,250.87 and 6,749.23 is: 10,123.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,167.26 : 21,250.87 = 6,749.23 : x
  2. Step 2: Convert to fraction form
    14,167.26/21,250.87 = 6,749.23/x
  3. Step 3: Cross multiply
    14,167.26x = 21,250.87 × 6,749.23
  4. Step 4: Simplify right side
    14,167.26x = 143,427,009.33
  5. Step 5: Solve for x
    x = 143,427,009.33/14,167.26
  6. Step 6: Final answer
    x = 10,123.84

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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.