Home / 39,775.48-54,870.42-23,856.28

Finding the Fourth Proportional to 39,775.48, 54,870.42 and 23,856.28

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Solution

The fourth proportional to 39,775.48, 54,870.42 and 23,856.28 is: 32,909.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,775.48 : 54,870.42 = 23,856.28 : x
  2. Step 2: Convert to fraction form
    39,775.48/54,870.42 = 23,856.28/x
  3. Step 3: Cross multiply
    39,775.48x = 54,870.42 × 23,856.28
  4. Step 4: Simplify right side
    39,775.48x = 1,309,004,103.24
  5. Step 5: Solve for x
    x = 1,309,004,103.24/39,775.48
  6. Step 6: Final answer
    x = 32,909.83

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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.