Home / 13,926.79-20,897.37-9,250.03

Finding the Fourth Proportional to 13,926.79, 20,897.37 and 9,250.03

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Solution

The fourth proportional to 13,926.79, 20,897.37 and 9,250.03 is: 13,879.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.79 : 20,897.37 = 9,250.03 : x
  2. Step 2: Convert to fraction form
    13,926.79/20,897.37 = 9,250.03/x
  3. Step 3: Cross multiply
    13,926.79x = 20,897.37 × 9,250.03
  4. Step 4: Simplify right side
    13,926.79x = 193,301,299.42
  5. Step 5: Solve for x
    x = 193,301,299.42/13,926.79
  6. Step 6: Final answer
    x = 13,879.82

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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.