Home / 52,341.45-72,234.15-28,467.64

Finding the Fourth Proportional to 52,341.45, 72,234.15 and 28,467.64

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Solution

The fourth proportional to 52,341.45, 72,234.15 and 28,467.64 is: 39,286.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,341.45 : 72,234.15 = 28,467.64 : x
  2. Step 2: Convert to fraction form
    52,341.45/72,234.15 = 28,467.64/x
  3. Step 3: Cross multiply
    52,341.45x = 72,234.15 × 28,467.64
  4. Step 4: Simplify right side
    52,341.45x = 2,056,335,777.91
  5. Step 5: Solve for x
    x = 2,056,335,777.91/52,341.45
  6. Step 6: Final answer
    x = 39,286.95

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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.