Home / 14,191.44-21,254.35-13,699.37

Finding the Fourth Proportional to 14,191.44, 21,254.35 and 13,699.37

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Solution

The fourth proportional to 14,191.44, 21,254.35 and 13,699.37 is: 20,517.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191.44 : 21,254.35 = 13,699.37 : x
  2. Step 2: Convert to fraction form
    14,191.44/21,254.35 = 13,699.37/x
  3. Step 3: Cross multiply
    14,191.44x = 21,254.35 × 13,699.37
  4. Step 4: Simplify right side
    14,191.44x = 291,171,204.76
  5. Step 5: Solve for x
    x = 291,171,204.76/14,191.44
  6. Step 6: Final answer
    x = 20,517.38

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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.