Home / 35,221.26-48,608.71-20,116.17

Finding the Fourth Proportional to 35,221.26, 48,608.71 and 20,116.17

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Solution

The fourth proportional to 35,221.26, 48,608.71 and 20,116.17 is: 27,762.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,221.26 : 48,608.71 = 20,116.17 : x
  2. Step 2: Convert to fraction form
    35,221.26/48,608.71 = 20,116.17/x
  3. Step 3: Cross multiply
    35,221.26x = 48,608.71 × 20,116.17
  4. Step 4: Simplify right side
    35,221.26x = 977,821,160.26
  5. Step 5: Solve for x
    x = 977,821,160.26/35,221.26
  6. Step 6: Final answer
    x = 27,762.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.