Home / 53,145.18-79,647.72-25,027.08

Finding the Fourth Proportional to 53,145.18, 79,647.72 and 25,027.08

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Solution

The fourth proportional to 53,145.18, 79,647.72 and 25,027.08 is: 37,507.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,145.18 : 79,647.72 = 25,027.08 : x
  2. Step 2: Convert to fraction form
    53,145.18/79,647.72 = 25,027.08/x
  3. Step 3: Cross multiply
    53,145.18x = 79,647.72 × 25,027.08
  4. Step 4: Simplify right side
    53,145.18x = 1,993,349,860.26
  5. Step 5: Solve for x
    x = 1,993,349,860.26/53,145.18
  6. Step 6: Final answer
    x = 37,507.63

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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.