Home / 48,728.42-67,246.33-28,599.82

Finding the Fourth Proportional to 48,728.42, 67,246.33 and 28,599.82

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Solution

The fourth proportional to 48,728.42, 67,246.33 and 28,599.82 is: 39,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,728.42 : 67,246.33 = 28,599.82 : x
  2. Step 2: Convert to fraction form
    48,728.42/67,246.33 = 28,599.82/x
  3. Step 3: Cross multiply
    48,728.42x = 67,246.33 × 28,599.82
  4. Step 4: Simplify right side
    48,728.42x = 1,923,232,790.66
  5. Step 5: Solve for x
    x = 1,923,232,790.66/48,728.42
  6. Step 6: Final answer
    x = 39,468.40

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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.