Home / 18,542.63-25,589.91-10,587.35

Finding the Fourth Proportional to 18,542.63, 25,589.91 and 10,587.35

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Solution

The fourth proportional to 18,542.63, 25,589.91 and 10,587.35 is: 14,611.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,542.63 : 25,589.91 = 10,587.35 : x
  2. Step 2: Convert to fraction form
    18,542.63/25,589.91 = 10,587.35/x
  3. Step 3: Cross multiply
    18,542.63x = 25,589.91 × 10,587.35
  4. Step 4: Simplify right side
    18,542.63x = 270,929,205.69
  5. Step 5: Solve for x
    x = 270,929,205.69/18,542.63
  6. Step 6: Final answer
    x = 14,611.16

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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.