Home / 55,935.12-83,892.24-18,495.60

Finding the Fourth Proportional to 55,935.12, 83,892.24 and 18,495.60

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Solution

The fourth proportional to 55,935.12, 83,892.24 and 18,495.60 is: 27,739.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,935.12 : 83,892.24 = 18,495.60 : x
  2. Step 2: Convert to fraction form
    55,935.12/83,892.24 = 18,495.60/x
  3. Step 3: Cross multiply
    55,935.12x = 83,892.24 × 18,495.60
  4. Step 4: Simplify right side
    55,935.12x = 1,551,637,314.14
  5. Step 5: Solve for x
    x = 1,551,637,314.14/55,935.12
  6. Step 6: Final answer
    x = 27,739.95

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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.