Home / 35,957.37-53,936.51-13,772.08

Finding the Fourth Proportional to 35,957.37, 53,936.51 and 13,772.08

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Solution

The fourth proportional to 35,957.37, 53,936.51 and 13,772.08 is: 20,658.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,957.37 : 53,936.51 = 13,772.08 : x
  2. Step 2: Convert to fraction form
    35,957.37/53,936.51 = 13,772.08/x
  3. Step 3: Cross multiply
    35,957.37x = 53,936.51 × 13,772.08
  4. Step 4: Simplify right side
    35,957.37x = 742,817,664.54
  5. Step 5: Solve for x
    x = 742,817,664.54/35,957.37
  6. Step 6: Final answer
    x = 20,658.29

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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.