Home / 39,616.80-54,685.44-27,032.64

Finding the Fourth Proportional to 39,616.80, 54,685.44 and 27,032.64

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Solution

The fourth proportional to 39,616.80, 54,685.44 and 27,032.64 is: 37,314.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,616.80 : 54,685.44 = 27,032.64 : x
  2. Step 2: Convert to fraction form
    39,616.80/54,685.44 = 27,032.64/x
  3. Step 3: Cross multiply
    39,616.80x = 54,685.44 × 27,032.64
  4. Step 4: Simplify right side
    39,616.80x = 1,478,291,812.76
  5. Step 5: Solve for x
    x = 1,478,291,812.76/39,616.80
  6. Step 6: Final answer
    x = 37,314.77

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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.