Home / 39,414.06-54,400.50-25,987.68

Finding the Fourth Proportional to 39,414.06, 54,400.50 and 25,987.68

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Solution

The fourth proportional to 39,414.06, 54,400.50 and 25,987.68 is: 35,869.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,414.06 : 54,400.50 = 25,987.68 : x
  2. Step 2: Convert to fraction form
    39,414.06/54,400.50 = 25,987.68/x
  3. Step 3: Cross multiply
    39,414.06x = 54,400.50 × 25,987.68
  4. Step 4: Simplify right side
    39,414.06x = 1,413,742,785.84
  5. Step 5: Solve for x
    x = 1,413,742,785.84/39,414.06
  6. Step 6: Final answer
    x = 35,869.00

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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.