Home / 18,795.05-25,937.84-10,411.55

Finding the Fourth Proportional to 18,795.05, 25,937.84 and 10,411.55

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Solution

The fourth proportional to 18,795.05, 25,937.84 and 10,411.55 is: 14,368.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,795.05 : 25,937.84 = 10,411.55 : x
  2. Step 2: Convert to fraction form
    18,795.05/25,937.84 = 10,411.55/x
  3. Step 3: Cross multiply
    18,795.05x = 25,937.84 × 10,411.55
  4. Step 4: Simplify right side
    18,795.05x = 270,053,118.05
  5. Step 5: Solve for x
    x = 270,053,118.05/18,795.05
  6. Step 6: Final answer
    x = 14,368.31

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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.