Home / 19,511.00-29,270.81-10,741.40

Finding the Fourth Proportional to 19,511.00, 29,270.81 and 10,741.40

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Solution

The fourth proportional to 19,511.00, 29,270.81 and 10,741.40 is: 16,114.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,511.00 : 29,270.81 = 10,741.40 : x
  2. Step 2: Convert to fraction form
    19,511.00/29,270.81 = 10,741.40/x
  3. Step 3: Cross multiply
    19,511.00x = 29,270.81 × 10,741.40
  4. Step 4: Simplify right side
    19,511.00x = 314,409,359.03
  5. Step 5: Solve for x
    x = 314,409,359.03/19,511.00
  6. Step 6: Final answer
    x = 16,114.47

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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.