Home / 11,995.72-16,577.12-9,633.76

Finding the Fourth Proportional to 11,995.72, 16,577.12 and 9,633.76

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Solution

The fourth proportional to 11,995.72, 16,577.12 and 9,633.76 is: 13,313.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,995.72 : 16,577.12 = 9,633.76 : x
  2. Step 2: Convert to fraction form
    11,995.72/16,577.12 = 9,633.76/x
  3. Step 3: Cross multiply
    11,995.72x = 16,577.12 × 9,633.76
  4. Step 4: Simplify right side
    11,995.72x = 159,699,995.57
  5. Step 5: Solve for x
    x = 159,699,995.57/11,995.72
  6. Step 6: Final answer
    x = 13,313.08

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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.