Home / 56,965.25-85,449.09-19,525.16

Finding the Fourth Proportional to 56,965.25, 85,449.09 and 19,525.16

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Solution

The fourth proportional to 56,965.25, 85,449.09 and 19,525.16 is: 29,288.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,965.25 : 85,449.09 = 19,525.16 : x
  2. Step 2: Convert to fraction form
    56,965.25/85,449.09 = 19,525.16/x
  3. Step 3: Cross multiply
    56,965.25x = 85,449.09 × 19,525.16
  4. Step 4: Simplify right side
    56,965.25x = 1,668,407,154.10
  5. Step 5: Solve for x
    x = 1,668,407,154.10/56,965.25
  6. Step 6: Final answer
    x = 29,288.16

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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.