Home / 39,280.75-54,186.36-27,323.32

Finding the Fourth Proportional to 39,280.75, 54,186.36 and 27,323.32

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Solution

The fourth proportional to 39,280.75, 54,186.36 and 27,323.32 is: 37,691.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,280.75 : 54,186.36 = 27,323.32 : x
  2. Step 2: Convert to fraction form
    39,280.75/54,186.36 = 27,323.32/x
  3. Step 3: Cross multiply
    39,280.75x = 54,186.36 × 27,323.32
  4. Step 4: Simplify right side
    39,280.75x = 1,480,551,253.92
  5. Step 5: Solve for x
    x = 1,480,551,253.92/39,280.75
  6. Step 6: Final answer
    x = 37,691.52

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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.