Home / 13,944.42-19,236.17-8,903.34

Finding the Fourth Proportional to 13,944.42, 19,236.17 and 8,903.34

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Solution

The fourth proportional to 13,944.42, 19,236.17 and 8,903.34 is: 12,282.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944.42 : 19,236.17 = 8,903.34 : x
  2. Step 2: Convert to fraction form
    13,944.42/19,236.17 = 8,903.34/x
  3. Step 3: Cross multiply
    13,944.42x = 19,236.17 × 8,903.34
  4. Step 4: Simplify right side
    13,944.42x = 171,266,117.29
  5. Step 5: Solve for x
    x = 171,266,117.29/13,944.42
  6. Step 6: Final answer
    x = 12,282.05

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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.