Home / 39,956.37-55,160.52-29,189.16

Finding the Fourth Proportional to 39,956.37, 55,160.52 and 29,189.16

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Solution

The fourth proportional to 39,956.37, 55,160.52 and 29,189.16 is: 40,296.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,956.37 : 55,160.52 = 29,189.16 : x
  2. Step 2: Convert to fraction form
    39,956.37/55,160.52 = 29,189.16/x
  3. Step 3: Cross multiply
    39,956.37x = 55,160.52 × 29,189.16
  4. Step 4: Simplify right side
    39,956.37x = 1,610,088,968.16
  5. Step 5: Solve for x
    x = 1,610,088,968.16/39,956.37
  6. Step 6: Final answer
    x = 40,296.18

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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.