Home / 17,923.21-24,740.75-13,459.86

Finding the Fourth Proportional to 17,923.21, 24,740.75 and 13,459.86

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Solution

The fourth proportional to 17,923.21, 24,740.75 and 13,459.86 is: 18,579.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,923.21 : 24,740.75 = 13,459.86 : x
  2. Step 2: Convert to fraction form
    17,923.21/24,740.75 = 13,459.86/x
  3. Step 3: Cross multiply
    17,923.21x = 24,740.75 × 13,459.86
  4. Step 4: Simplify right side
    17,923.21x = 333,007,064.94
  5. Step 5: Solve for x
    x = 333,007,064.94/17,923.21
  6. Step 6: Final answer
    x = 18,579.66

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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.