Home / 18,333.96-25,299.72-10,377.06

Finding the Fourth Proportional to 18,333.96, 25,299.72 and 10,377.06

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Solution

The fourth proportional to 18,333.96, 25,299.72 and 10,377.06 is: 14,319.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,333.96 : 25,299.72 = 10,377.06 : x
  2. Step 2: Convert to fraction form
    18,333.96/25,299.72 = 10,377.06/x
  3. Step 3: Cross multiply
    18,333.96x = 25,299.72 × 10,377.06
  4. Step 4: Simplify right side
    18,333.96x = 262,536,712.42
  5. Step 5: Solve for x
    x = 262,536,712.42/18,333.96
  6. Step 6: Final answer
    x = 14,319.69

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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.