Home / 13,995.33-19,309.73-9,741.62

Finding the Fourth Proportional to 13,995.33, 19,309.73 and 9,741.62

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Solution

The fourth proportional to 13,995.33, 19,309.73 and 9,741.62 is: 13,440.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,995.33 : 19,309.73 = 9,741.62 : x
  2. Step 2: Convert to fraction form
    13,995.33/19,309.73 = 9,741.62/x
  3. Step 3: Cross multiply
    13,995.33x = 19,309.73 × 9,741.62
  4. Step 4: Simplify right side
    13,995.33x = 188,108,051.96
  5. Step 5: Solve for x
    x = 188,108,051.96/13,995.33
  6. Step 6: Final answer
    x = 13,440.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.