Home / 13,919.44-19,187.02-10,548.76

Finding the Fourth Proportional to 13,919.44, 19,187.02 and 10,548.76

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Solution

The fourth proportional to 13,919.44, 19,187.02 and 10,548.76 is: 14,540.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,919.44 : 19,187.02 = 10,548.76 : x
  2. Step 2: Convert to fraction form
    13,919.44/19,187.02 = 10,548.76/x
  3. Step 3: Cross multiply
    13,919.44x = 19,187.02 × 10,548.76
  4. Step 4: Simplify right side
    13,919.44x = 202,399,269.10
  5. Step 5: Solve for x
    x = 202,399,269.10/13,919.44
  6. Step 6: Final answer
    x = 14,540.76

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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.