Home / 25,558.36-38,335.02-8,027.72

Finding the Fourth Proportional to 25,558.36, 38,335.02 and 8,027.72

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Solution

The fourth proportional to 25,558.36, 38,335.02 and 8,027.72 is: 12,040.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,558.36 : 38,335.02 = 8,027.72 : x
  2. Step 2: Convert to fraction form
    25,558.36/38,335.02 = 8,027.72/x
  3. Step 3: Cross multiply
    25,558.36x = 38,335.02 × 8,027.72
  4. Step 4: Simplify right side
    25,558.36x = 307,742,806.75
  5. Step 5: Solve for x
    x = 307,742,806.75/25,558.36
  6. Step 6: Final answer
    x = 12,040.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.