Home / 35,418.55-48,876.02-20,300.37

Finding the Fourth Proportional to 35,418.55, 48,876.02 and 20,300.37

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Solution

The fourth proportional to 35,418.55, 48,876.02 and 20,300.37 is: 28,013.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,418.55 : 48,876.02 = 20,300.37 : x
  2. Step 2: Convert to fraction form
    35,418.55/48,876.02 = 20,300.37/x
  3. Step 3: Cross multiply
    35,418.55x = 48,876.02 × 20,300.37
  4. Step 4: Simplify right side
    35,418.55x = 992,201,264.75
  5. Step 5: Solve for x
    x = 992,201,264.75/35,418.55
  6. Step 6: Final answer
    x = 28,013.61

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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.