Home / 17,987.34-24,815.50-11,612.23

Finding the Fourth Proportional to 17,987.34, 24,815.50 and 11,612.23

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Solution

The fourth proportional to 17,987.34, 24,815.50 and 11,612.23 is: 16,020.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,987.34 : 24,815.50 = 11,612.23 : x
  2. Step 2: Convert to fraction form
    17,987.34/24,815.50 = 11,612.23/x
  3. Step 3: Cross multiply
    17,987.34x = 24,815.50 × 11,612.23
  4. Step 4: Simplify right side
    17,987.34x = 288,163,293.57
  5. Step 5: Solve for x
    x = 288,163,293.57/17,987.34
  6. Step 6: Final answer
    x = 16,020.34

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Double scale
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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.