Home / 35,103.08-48,425.70-20,753.24

Finding the Fourth Proportional to 35,103.08, 48,425.70 and 20,753.24

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Solution

The fourth proportional to 35,103.08, 48,425.70 and 20,753.24 is: 28,629.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,103.08 : 48,425.70 = 20,753.24 : x
  2. Step 2: Convert to fraction form
    35,103.08/48,425.70 = 20,753.24/x
  3. Step 3: Cross multiply
    35,103.08x = 48,425.70 × 20,753.24
  4. Step 4: Simplify right side
    35,103.08x = 1,004,990,174.27
  5. Step 5: Solve for x
    x = 1,004,990,174.27/35,103.08
  6. Step 6: Final answer
    x = 28,629.69

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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.