Home / 13,134.43-18,110.80-10,736.95

Finding the Fourth Proportional to 13,134.43, 18,110.80 and 10,736.95

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Solution

The fourth proportional to 13,134.43, 18,110.80 and 10,736.95 is: 14,804.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,134.43 : 18,110.80 = 10,736.95 : x
  2. Step 2: Convert to fraction form
    13,134.43/18,110.80 = 10,736.95/x
  3. Step 3: Cross multiply
    13,134.43x = 18,110.80 × 10,736.95
  4. Step 4: Simplify right side
    13,134.43x = 194,454,700.38
  5. Step 5: Solve for x
    x = 194,454,700.38/13,134.43
  6. Step 6: Final answer
    x = 14,804.96

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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.