Home / 13,481.64-18,595.58-11,710.17

Finding the Fourth Proportional to 13,481.64, 18,595.58 and 11,710.17

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Solution

The fourth proportional to 13,481.64, 18,595.58 and 11,710.17 is: 16,152.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,481.64 : 18,595.58 = 11,710.17 : x
  2. Step 2: Convert to fraction form
    13,481.64/18,595.58 = 11,710.17/x
  3. Step 3: Cross multiply
    13,481.64x = 18,595.58 × 11,710.17
  4. Step 4: Simplify right side
    13,481.64x = 217,757,344.50
  5. Step 5: Solve for x
    x = 217,757,344.50/13,481.64
  6. Step 6: Final answer
    x = 16,152.14

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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.