Home / 17,434.86-23,999.67-15,164.70

Finding the Fourth Proportional to 17,434.86, 23,999.67 and 15,164.70

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Solution

The fourth proportional to 17,434.86, 23,999.67 and 15,164.70 is: 20,874.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,434.86 : 23,999.67 = 15,164.70 : x
  2. Step 2: Convert to fraction form
    17,434.86/23,999.67 = 15,164.70/x
  3. Step 3: Cross multiply
    17,434.86x = 23,999.67 × 15,164.70
  4. Step 4: Simplify right side
    17,434.86x = 363,947,795.65
  5. Step 5: Solve for x
    x = 363,947,795.65/17,434.86
  6. Step 6: Final answer
    x = 20,874.72

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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.