Home / 53,271.90-79,879.05-22,110.30

Finding the Fourth Proportional to 53,271.90, 79,879.05 and 22,110.30

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Solution

The fourth proportional to 53,271.90, 79,879.05 and 22,110.30 is: 33,153.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,271.90 : 79,879.05 = 22,110.30 : x
  2. Step 2: Convert to fraction form
    53,271.90/79,879.05 = 22,110.30/x
  3. Step 3: Cross multiply
    53,271.90x = 79,879.05 × 22,110.30
  4. Step 4: Simplify right side
    53,271.90x = 1,766,149,759.22
  5. Step 5: Solve for x
    x = 1,766,149,759.22/53,271.90
  6. Step 6: Final answer
    x = 33,153.50

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1.5x scale

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.