Home / 18,673.34-25,764.68-11,114.82

Finding the Fourth Proportional to 18,673.34, 25,764.68 and 11,114.82

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Solution

The fourth proportional to 18,673.34, 25,764.68 and 11,114.82 is: 15,335.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,673.34 : 25,764.68 = 11,114.82 : x
  2. Step 2: Convert to fraction form
    18,673.34/25,764.68 = 11,114.82/x
  3. Step 3: Cross multiply
    18,673.34x = 25,764.68 × 11,114.82
  4. Step 4: Simplify right side
    18,673.34x = 286,369,808.34
  5. Step 5: Solve for x
    x = 286,369,808.34/18,673.34
  6. Step 6: Final answer
    x = 15,335.76

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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.