Home / 27,015.36-40,456.32-17,124.48

Finding the Fourth Proportional to 27,015.36, 40,456.32 and 17,124.48

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Solution

The fourth proportional to 27,015.36, 40,456.32 and 17,124.48 is: 25,644.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,015.36 : 40,456.32 = 17,124.48 : x
  2. Step 2: Convert to fraction form
    27,015.36/40,456.32 = 17,124.48/x
  3. Step 3: Cross multiply
    27,015.36x = 40,456.32 × 17,124.48
  4. Step 4: Simplify right side
    27,015.36x = 692,793,442.71
  5. Step 5: Solve for x
    x = 692,793,442.71/27,015.36
  6. Step 6: Final answer
    x = 25,644.43

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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.