Home / 16,840.08-23,237.72-9,765.76

Finding the Fourth Proportional to 16,840.08, 23,237.72 and 9,765.76

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Solution

The fourth proportional to 16,840.08, 23,237.72 and 9,765.76 is: 13,475.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,840.08 : 23,237.72 = 9,765.76 : x
  2. Step 2: Convert to fraction form
    16,840.08/23,237.72 = 9,765.76/x
  3. Step 3: Cross multiply
    16,840.08x = 23,237.72 × 9,765.76
  4. Step 4: Simplify right side
    16,840.08x = 226,933,996.47
  5. Step 5: Solve for x
    x = 226,933,996.47/16,840.08
  6. Step 6: Final answer
    x = 13,475.83

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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.