Home / 15,879.36-23,814.17-10,980.48

Finding the Fourth Proportional to 15,879.36, 23,814.17 and 10,980.48

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Solution

The fourth proportional to 15,879.36, 23,814.17 and 10,980.48 is: 16,467.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,879.36 : 23,814.17 = 10,980.48 : x
  2. Step 2: Convert to fraction form
    15,879.36/23,814.17 = 10,980.48/x
  3. Step 3: Cross multiply
    15,879.36x = 23,814.17 × 10,980.48
  4. Step 4: Simplify right side
    15,879.36x = 261,490,959.02
  5. Step 5: Solve for x
    x = 261,490,959.02/15,879.36
  6. Step 6: Final answer
    x = 16,467.35

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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.