Home / 35,147.64-48,504.96-20,042.58

Finding the Fourth Proportional to 35,147.64, 48,504.96 and 20,042.58

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Solution

The fourth proportional to 35,147.64, 48,504.96 and 20,042.58 is: 27,659.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,147.64 : 48,504.96 = 20,042.58 : x
  2. Step 2: Convert to fraction form
    35,147.64/48,504.96 = 20,042.58/x
  3. Step 3: Cross multiply
    35,147.64x = 48,504.96 × 20,042.58
  4. Step 4: Simplify right side
    35,147.64x = 972,164,541.20
  5. Step 5: Solve for x
    x = 972,164,541.20/35,147.64
  6. Step 6: Final answer
    x = 27,659.45

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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.