Home / 28,403.05-39,199.13-17,076.24

Finding the Fourth Proportional to 28,403.05, 39,199.13 and 17,076.24

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Solution

The fourth proportional to 28,403.05, 39,199.13 and 17,076.24 is: 23,566.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,403.05 : 39,199.13 = 17,076.24 : x
  2. Step 2: Convert to fraction form
    28,403.05/39,199.13 = 17,076.24/x
  3. Step 3: Cross multiply
    28,403.05x = 39,199.13 × 17,076.24
  4. Step 4: Simplify right side
    28,403.05x = 669,373,470.29
  5. Step 5: Solve for x
    x = 669,373,470.29/28,403.05
  6. Step 6: Final answer
    x = 23,566.96

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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.