Home / 39,956.44-55,123.08-28,027.58

Finding the Fourth Proportional to 39,956.44, 55,123.08 and 28,027.58

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Solution

The fourth proportional to 39,956.44, 55,123.08 and 28,027.58 is: 38,666.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,956.44 : 55,123.08 = 28,027.58 : x
  2. Step 2: Convert to fraction form
    39,956.44/55,123.08 = 28,027.58/x
  3. Step 3: Cross multiply
    39,956.44x = 55,123.08 × 28,027.58
  4. Step 4: Simplify right side
    39,956.44x = 1,544,966,534.55
  5. Step 5: Solve for x
    x = 1,544,966,534.55/39,956.44
  6. Step 6: Final answer
    x = 38,666.27

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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.