Home / 35,465.46-48,928.58-20,352.66

Finding the Fourth Proportional to 35,465.46, 48,928.58 and 20,352.66

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Solution

The fourth proportional to 35,465.46, 48,928.58 and 20,352.66 is: 28,078.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,465.46 : 48,928.58 = 20,352.66 : x
  2. Step 2: Convert to fraction form
    35,465.46/48,928.58 = 20,352.66/x
  3. Step 3: Cross multiply
    35,465.46x = 48,928.58 × 20,352.66
  4. Step 4: Simplify right side
    35,465.46x = 995,826,753.02
  5. Step 5: Solve for x
    x = 995,826,753.02/35,465.46
  6. Step 6: Final answer
    x = 28,078.78

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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.