Home / 35,612.20-53,418.30-17,180.20

Finding the Fourth Proportional to 35,612.20, 53,418.30 and 17,180.20

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Solution

The fourth proportional to 35,612.20, 53,418.30 and 17,180.20 is: 25,770.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,612.20 : 53,418.30 = 17,180.20 : x
  2. Step 2: Convert to fraction form
    35,612.20/53,418.30 = 17,180.20/x
  3. Step 3: Cross multiply
    35,612.20x = 53,418.30 × 17,180.20
  4. Step 4: Simplify right side
    35,612.20x = 917,737,077.66
  5. Step 5: Solve for x
    x = 917,737,077.66/35,612.20
  6. Step 6: Final answer
    x = 25,770.30

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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.