Home / 16,670.56-25,011.60-6,285.28

Finding the Fourth Proportional to 16,670.56, 25,011.60 and 6,285.28

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Solution

The fourth proportional to 16,670.56, 25,011.60 and 6,285.28 is: 9,430.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,670.56 : 25,011.60 = 6,285.28 : x
  2. Step 2: Convert to fraction form
    16,670.56/25,011.60 = 6,285.28/x
  3. Step 3: Cross multiply
    16,670.56x = 25,011.60 × 6,285.28
  4. Step 4: Simplify right side
    16,670.56x = 157,204,909.25
  5. Step 5: Solve for x
    x = 157,204,909.25/16,670.56
  6. Step 6: Final answer
    x = 9,430.09

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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.