Home / 40,214.08-60,311.40-16,858

Finding the Fourth Proportional to 40,214.08, 60,311.40 and 16,858

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Solution

The fourth proportional to 40,214.08, 60,311.40 and 16,858 is: 25,282.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,214.08 : 60,311.40 = 16,858 : x
  2. Step 2: Convert to fraction form
    40,214.08/60,311.40 = 16,858/x
  3. Step 3: Cross multiply
    40,214.08x = 60,311.40 × 16,858
  4. Step 4: Simplify right side
    40,214.08x = 1,016,729,581.20
  5. Step 5: Solve for x
    x = 1,016,729,581.20/40,214.08
  6. Step 6: Final answer
    x = 25,282.93

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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.