Home / 35,400.24-53,165.97-28,051.92

Finding the Fourth Proportional to 35,400.24, 53,165.97 and 28,051.92

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Solution

The fourth proportional to 35,400.24, 53,165.97 and 28,051.92 is: 42,129.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,400.24 : 53,165.97 = 28,051.92 : x
  2. Step 2: Convert to fraction form
    35,400.24/53,165.97 = 28,051.92/x
  3. Step 3: Cross multiply
    35,400.24x = 53,165.97 × 28,051.92
  4. Step 4: Simplify right side
    35,400.24x = 1,491,407,537.16
  5. Step 5: Solve for x
    x = 1,491,407,537.16/35,400.24
  6. Step 6: Final answer
    x = 42,129.87

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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.