Home / 13,965.06-19,269.02-7,832.96

Finding the Fourth Proportional to 13,965.06, 19,269.02 and 7,832.96

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Solution

The fourth proportional to 13,965.06, 19,269.02 and 7,832.96 is: 10,807.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,965.06 : 19,269.02 = 7,832.96 : x
  2. Step 2: Convert to fraction form
    13,965.06/19,269.02 = 7,832.96/x
  3. Step 3: Cross multiply
    13,965.06x = 19,269.02 × 7,832.96
  4. Step 4: Simplify right side
    13,965.06x = 150,933,434.31
  5. Step 5: Solve for x
    x = 150,933,434.31/13,965.06
  6. Step 6: Final answer
    x = 10,807.94

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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.