Home / 35,969.92-53,949.76-11,345.28

Finding the Fourth Proportional to 35,969.92, 53,949.76 and 11,345.28

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Solution

The fourth proportional to 35,969.92, 53,949.76 and 11,345.28 is: 17,016.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,969.92 : 53,949.76 = 11,345.28 : x
  2. Step 2: Convert to fraction form
    35,969.92/53,949.76 = 11,345.28/x
  3. Step 3: Cross multiply
    35,969.92x = 53,949.76 × 11,345.28
  4. Step 4: Simplify right side
    35,969.92x = 612,075,133.13
  5. Step 5: Solve for x
    x = 612,075,133.13/35,969.92
  6. Step 6: Final answer
    x = 17,016.31

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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.