Home / 39,951.93-55,116.89-28,023.06

Finding the Fourth Proportional to 39,951.93, 55,116.89 and 28,023.06

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Solution

The fourth proportional to 39,951.93, 55,116.89 and 28,023.06 is: 38,660.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,951.93 : 55,116.89 = 28,023.06 : x
  2. Step 2: Convert to fraction form
    39,951.93/55,116.89 = 28,023.06/x
  3. Step 3: Cross multiply
    39,951.93x = 55,116.89 × 28,023.06
  4. Step 4: Simplify right side
    39,951.93x = 1,544,543,915.48
  5. Step 5: Solve for x
    x = 1,544,543,915.48/39,951.93
  6. Step 6: Final answer
    x = 38,660.06

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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.