Home / 19,108.38-26,382.40-14,624.12

Finding the Fourth Proportional to 19,108.38, 26,382.40 and 14,624.12

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Solution

The fourth proportional to 19,108.38, 26,382.40 and 14,624.12 is: 20,191.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,108.38 : 26,382.40 = 14,624.12 : x
  2. Step 2: Convert to fraction form
    19,108.38/26,382.40 = 14,624.12/x
  3. Step 3: Cross multiply
    19,108.38x = 26,382.40 × 14,624.12
  4. Step 4: Simplify right side
    19,108.38x = 385,819,383.49
  5. Step 5: Solve for x
    x = 385,819,383.49/19,108.38
  6. Step 6: Final answer
    x = 20,191.11

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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.