Home / 16,670.08-25,016-6,140.21

Finding the Fourth Proportional to 16,670.08, 25,016 and 6,140.21

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Solution

The fourth proportional to 16,670.08, 25,016 and 6,140.21 is: 9,214.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,670.08 : 25,016 = 6,140.21 : x
  2. Step 2: Convert to fraction form
    16,670.08/25,016 = 6,140.21/x
  3. Step 3: Cross multiply
    16,670.08x = 25,016 × 6,140.21
  4. Step 4: Simplify right side
    16,670.08x = 153,603,493.36
  5. Step 5: Solve for x
    x = 153,603,493.36/16,670.08
  6. Step 6: Final answer
    x = 9,214.32

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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.