Home / 55,609.12-83,355.36-26,002

Finding the Fourth Proportional to 55,609.12, 83,355.36 and 26,002

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Solution

The fourth proportional to 55,609.12, 83,355.36 and 26,002 is: 38,975.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,609.12 : 83,355.36 = 26,002 : x
  2. Step 2: Convert to fraction form
    55,609.12/83,355.36 = 26,002/x
  3. Step 3: Cross multiply
    55,609.12x = 83,355.36 × 26,002
  4. Step 4: Simplify right side
    55,609.12x = 2,167,406,070.72
  5. Step 5: Solve for x
    x = 2,167,406,070.72/55,609.12
  6. Step 6: Final answer
    x = 38,975.73

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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.