Home / 35,373.24-48,818.43-20,270.79

Finding the Fourth Proportional to 35,373.24, 48,818.43 and 20,270.79

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Solution

The fourth proportional to 35,373.24, 48,818.43 and 20,270.79 is: 27,975.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,373.24 : 48,818.43 = 20,270.79 : x
  2. Step 2: Convert to fraction form
    35,373.24/48,818.43 = 20,270.79/x
  3. Step 3: Cross multiply
    35,373.24x = 48,818.43 × 20,270.79
  4. Step 4: Simplify right side
    35,373.24x = 989,588,142.66
  5. Step 5: Solve for x
    x = 989,588,142.66/35,373.24
  6. Step 6: Final answer
    x = 27,975.61

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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.