Home / 15,360.23-23,042.78-5,499.29

Finding the Fourth Proportional to 15,360.23, 23,042.78 and 5,499.29

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Solution

The fourth proportional to 15,360.23, 23,042.78 and 5,499.29 is: 8,249.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,360.23 : 23,042.78 = 5,499.29 : x
  2. Step 2: Convert to fraction form
    15,360.23/23,042.78 = 5,499.29/x
  3. Step 3: Cross multiply
    15,360.23x = 23,042.78 × 5,499.29
  4. Step 4: Simplify right side
    15,360.23x = 126,718,980.36
  5. Step 5: Solve for x
    x = 126,718,980.36/15,360.23
  6. Step 6: Final answer
    x = 8,249.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.