Home / 48,056.89-66,324.10-39,976.26

Finding the Fourth Proportional to 48,056.89, 66,324.10 and 39,976.26

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Solution

The fourth proportional to 48,056.89, 66,324.10 and 39,976.26 is: 55,171.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,056.89 : 66,324.10 = 39,976.26 : x
  2. Step 2: Convert to fraction form
    48,056.89/66,324.10 = 39,976.26/x
  3. Step 3: Cross multiply
    48,056.89x = 66,324.10 × 39,976.26
  4. Step 4: Simplify right side
    48,056.89x = 2,651,389,267.12
  5. Step 5: Solve for x
    x = 2,651,389,267.12/48,056.89
  6. Step 6: Final answer
    x = 55,171.88

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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.