Home / 53,518.79-73,855.92-29,647.01

Finding the Fourth Proportional to 53,518.79, 73,855.92 and 29,647.01

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Solution

The fourth proportional to 53,518.79, 73,855.92 and 29,647.01 is: 40,912.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,518.79 : 73,855.92 = 29,647.01 : x
  2. Step 2: Convert to fraction form
    53,518.79/73,855.92 = 29,647.01/x
  3. Step 3: Cross multiply
    53,518.79x = 73,855.92 × 29,647.01
  4. Step 4: Simplify right side
    53,518.79x = 2,189,606,829.52
  5. Step 5: Solve for x
    x = 2,189,606,829.52/53,518.79
  6. Step 6: Final answer
    x = 40,912.87

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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.