Home / 35,986.48-49,663.73-20,884.03

Finding the Fourth Proportional to 35,986.48, 49,663.73 and 20,884.03

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Solution

The fourth proportional to 35,986.48, 49,663.73 and 20,884.03 is: 28,821.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,986.48 : 49,663.73 = 20,884.03 : x
  2. Step 2: Convert to fraction form
    35,986.48/49,663.73 = 20,884.03/x
  3. Step 3: Cross multiply
    35,986.48x = 49,663.73 × 20,884.03
  4. Step 4: Simplify right side
    35,986.48x = 1,037,178,755.28
  5. Step 5: Solve for x
    x = 1,037,178,755.28/35,986.48
  6. Step 6: Final answer
    x = 28,821.35

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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.