Home / 13,134.18-18,110.45-10,736.70

Finding the Fourth Proportional to 13,134.18, 18,110.45 and 10,736.70

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Solution

The fourth proportional to 13,134.18, 18,110.45 and 10,736.70 is: 14,804.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134.18 : 18,110.45 = 10,736.70 : x
  2. Step 2: Convert to fraction form
    13,134.18/18,110.45 = 10,736.70/x
  3. Step 3: Cross multiply
    13,134.18x = 18,110.45 × 10,736.70
  4. Step 4: Simplify right side
    13,134.18x = 194,446,468.52
  5. Step 5: Solve for x
    x = 194,446,468.52/13,134.18
  6. Step 6: Final answer
    x = 14,804.61

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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.