Home / 35,164.40-48,517.25-20,051.55

Finding the Fourth Proportional to 35,164.40, 48,517.25 and 20,051.55

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Solution

The fourth proportional to 35,164.40, 48,517.25 and 20,051.55 is: 27,665.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,164.40 : 48,517.25 = 20,051.55 : x
  2. Step 2: Convert to fraction form
    35,164.40/48,517.25 = 20,051.55/x
  3. Step 3: Cross multiply
    35,164.40x = 48,517.25 × 20,051.55
  4. Step 4: Simplify right side
    35,164.40x = 972,845,963.98
  5. Step 5: Solve for x
    x = 972,845,963.98/35,164.40
  6. Step 6: Final answer
    x = 27,665.65

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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.