Home / 20,058.88-27,619.42-17,816.86

Finding the Fourth Proportional to 20,058.88, 27,619.42 and 17,816.86

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Solution

The fourth proportional to 20,058.88, 27,619.42 and 17,816.86 is: 24,532.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,058.88 : 27,619.42 = 17,816.86 : x
  2. Step 2: Convert to fraction form
    20,058.88/27,619.42 = 17,816.86/x
  3. Step 3: Cross multiply
    20,058.88x = 27,619.42 × 17,816.86
  4. Step 4: Simplify right side
    20,058.88x = 492,091,339.42
  5. Step 5: Solve for x
    x = 492,091,339.42/20,058.88
  6. Step 6: Final answer
    x = 24,532.34

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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.