Home / 48,495.85-66,914.25-28,348.84

Finding the Fourth Proportional to 48,495.85, 66,914.25 and 28,348.84

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Solution

The fourth proportional to 48,495.85, 66,914.25 and 28,348.84 is: 39,115.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,495.85 : 66,914.25 = 28,348.84 : x
  2. Step 2: Convert to fraction form
    48,495.85/66,914.25 = 28,348.84/x
  3. Step 3: Cross multiply
    48,495.85x = 66,914.25 × 28,348.84
  4. Step 4: Simplify right side
    48,495.85x = 1,896,941,366.97
  5. Step 5: Solve for x
    x = 1,896,941,366.97/48,495.85
  6. Step 6: Final answer
    x = 39,115.54

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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.