Home / 18,763.56-25,892.10-10,377.96

Finding the Fourth Proportional to 18,763.56, 25,892.10 and 10,377.96

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Solution

The fourth proportional to 18,763.56, 25,892.10 and 10,377.96 is: 14,320.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,763.56 : 25,892.10 = 10,377.96 : x
  2. Step 2: Convert to fraction form
    18,763.56/25,892.10 = 10,377.96/x
  3. Step 3: Cross multiply
    18,763.56x = 25,892.10 × 10,377.96
  4. Step 4: Simplify right side
    18,763.56x = 268,707,178.12
  5. Step 5: Solve for x
    x = 268,707,178.12/18,763.56
  6. Step 6: Final answer
    x = 14,320.69

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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.