Home / 14,837.49-22,241.43-7,419.30

Finding the Fourth Proportional to 14,837.49, 22,241.43 and 7,419.30

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Solution

The fourth proportional to 14,837.49, 22,241.43 and 7,419.30 is: 11,121.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,837.49 : 22,241.43 = 7,419.30 : x
  2. Step 2: Convert to fraction form
    14,837.49/22,241.43 = 7,419.30/x
  3. Step 3: Cross multiply
    14,837.49x = 22,241.43 × 7,419.30
  4. Step 4: Simplify right side
    14,837.49x = 165,015,841.60
  5. Step 5: Solve for x
    x = 165,015,841.60/14,837.49
  6. Step 6: Final answer
    x = 11,121.55

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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.