Home / 39,216.32-54,091.15-25,783.28

Finding the Fourth Proportional to 39,216.32, 54,091.15 and 25,783.28

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Solution

The fourth proportional to 39,216.32, 54,091.15 and 25,783.28 is: 35,562.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,216.32 : 54,091.15 = 25,783.28 : x
  2. Step 2: Convert to fraction form
    39,216.32/54,091.15 = 25,783.28/x
  3. Step 3: Cross multiply
    39,216.32x = 54,091.15 × 25,783.28
  4. Step 4: Simplify right side
    39,216.32x = 1,394,646,931.06
  5. Step 5: Solve for x
    x = 1,394,646,931.06/39,216.32
  6. Step 6: Final answer
    x = 35,562.93

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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.