Home / 35,265.39-48,658.64-20,352.75

Finding the Fourth Proportional to 35,265.39, 48,658.64 and 20,352.75

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Solution

The fourth proportional to 35,265.39, 48,658.64 and 20,352.75 is: 28,082.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,265.39 : 48,658.64 = 20,352.75 : x
  2. Step 2: Convert to fraction form
    35,265.39/48,658.64 = 20,352.75/x
  3. Step 3: Cross multiply
    35,265.39x = 48,658.64 × 20,352.75
  4. Step 4: Simplify right side
    35,265.39x = 990,337,033.50
  5. Step 5: Solve for x
    x = 990,337,033.50/35,265.39
  6. Step 6: Final answer
    x = 28,082.41

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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.