Home / 19,376.94-26,689.25-14,892.11

Finding the Fourth Proportional to 19,376.94, 26,689.25 and 14,892.11

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Solution

The fourth proportional to 19,376.94, 26,689.25 and 14,892.11 is: 20,511.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,376.94 : 26,689.25 = 14,892.11 : x
  2. Step 2: Convert to fraction form
    19,376.94/26,689.25 = 14,892.11/x
  3. Step 3: Cross multiply
    19,376.94x = 26,689.25 × 14,892.11
  4. Step 4: Simplify right side
    19,376.94x = 397,459,246.82
  5. Step 5: Solve for x
    x = 397,459,246.82/19,376.94
  6. Step 6: Final answer
    x = 20,511.97

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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.