Home / 17,377.55-23,977.67-10,999.65

Finding the Fourth Proportional to 17,377.55, 23,977.67 and 10,999.65

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Solution

The fourth proportional to 17,377.55, 23,977.67 and 10,999.65 is: 15,177.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,377.55 : 23,977.67 = 10,999.65 : x
  2. Step 2: Convert to fraction form
    17,377.55/23,977.67 = 10,999.65/x
  3. Step 3: Cross multiply
    17,377.55x = 23,977.67 × 10,999.65
  4. Step 4: Simplify right side
    17,377.55x = 263,746,005.31
  5. Step 5: Solve for x
    x = 263,746,005.31/17,377.55
  6. Step 6: Final answer
    x = 15,177.40

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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.