Home / 39,728.64-54,804.96-26,982.48

Finding the Fourth Proportional to 39,728.64, 54,804.96 and 26,982.48

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Solution

The fourth proportional to 39,728.64, 54,804.96 and 26,982.48 is: 37,221.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,728.64 : 54,804.96 = 26,982.48 : x
  2. Step 2: Convert to fraction form
    39,728.64/54,804.96 = 26,982.48/x
  3. Step 3: Cross multiply
    39,728.64x = 54,804.96 × 26,982.48
  4. Step 4: Simplify right side
    39,728.64x = 1,478,773,737.10
  5. Step 5: Solve for x
    x = 1,478,773,737.10/39,728.64
  6. Step 6: Final answer
    x = 37,221.86

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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.