Home / 35,150.49-48,507.66-20,043.18

Finding the Fourth Proportional to 35,150.49, 48,507.66 and 20,043.18

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Solution

The fourth proportional to 35,150.49, 48,507.66 and 20,043.18 is: 27,659.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,150.49 : 48,507.66 = 20,043.18 : x
  2. Step 2: Convert to fraction form
    35,150.49/48,507.66 = 20,043.18/x
  3. Step 3: Cross multiply
    35,150.49x = 48,507.66 × 20,043.18
  4. Step 4: Simplify right side
    35,150.49x = 972,247,760.76
  5. Step 5: Solve for x
    x = 972,247,760.76/35,150.49
  6. Step 6: Final answer
    x = 27,659.58

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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.