Home / 18,587.35-25,644.30-10,623.94

Finding the Fourth Proportional to 18,587.35, 25,644.30 and 10,623.94

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Solution

The fourth proportional to 18,587.35, 25,644.30 and 10,623.94 is: 14,657.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,587.35 : 25,644.30 = 10,623.94 : x
  2. Step 2: Convert to fraction form
    18,587.35/25,644.30 = 10,623.94/x
  3. Step 3: Cross multiply
    18,587.35x = 25,644.30 × 10,623.94
  4. Step 4: Simplify right side
    18,587.35x = 272,443,504.54
  5. Step 5: Solve for x
    x = 272,443,504.54/18,587.35
  6. Step 6: Final answer
    x = 14,657.47

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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.