Home / 48,761.18-67,292.88-28,618.94

Finding the Fourth Proportional to 48,761.18, 67,292.88 and 28,618.94

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Solution

The fourth proportional to 48,761.18, 67,292.88 and 28,618.94 is: 39,495.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,761.18 : 67,292.88 = 28,618.94 : x
  2. Step 2: Convert to fraction form
    48,761.18/67,292.88 = 28,618.94/x
  3. Step 3: Cross multiply
    48,761.18x = 67,292.88 × 28,618.94
  4. Step 4: Simplify right side
    48,761.18x = 1,925,850,895.15
  5. Step 5: Solve for x
    x = 1,925,850,895.15/48,761.18
  6. Step 6: Final answer
    x = 39,495.58

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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.