Home / 48,776.42-67,310.08-28,632.98

Finding the Fourth Proportional to 48,776.42, 67,310.08 and 28,632.98

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Solution

The fourth proportional to 48,776.42, 67,310.08 and 28,632.98 is: 39,512.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,776.42 : 67,310.08 = 28,632.98 : x
  2. Step 2: Convert to fraction form
    48,776.42/67,310.08 = 28,632.98/x
  3. Step 3: Cross multiply
    48,776.42x = 67,310.08 × 28,632.98
  4. Step 4: Simplify right side
    48,776.42x = 1,927,287,766.31
  5. Step 5: Solve for x
    x = 1,927,287,766.31/48,776.42
  6. Step 6: Final answer
    x = 39,512.70

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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.