Home / 55,919.03-83,860.74-18,472.10

Finding the Fourth Proportional to 55,919.03, 83,860.74 and 18,472.10

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Solution

The fourth proportional to 55,919.03, 83,860.74 and 18,472.10 is: 27,702.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,919.03 : 83,860.74 = 18,472.10 : x
  2. Step 2: Convert to fraction form
    55,919.03/83,860.74 = 18,472.10/x
  3. Step 3: Cross multiply
    55,919.03x = 83,860.74 × 18,472.10
  4. Step 4: Simplify right side
    55,919.03x = 1,549,083,556.05
  5. Step 5: Solve for x
    x = 1,549,083,556.05/55,919.03
  6. Step 6: Final answer
    x = 27,702.26

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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.