Home / 18,582.76-25,644.23-10,625.15

Finding the Fourth Proportional to 18,582.76, 25,644.23 and 10,625.15

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Solution

The fourth proportional to 18,582.76, 25,644.23 and 10,625.15 is: 14,662.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,582.76 : 25,644.23 = 10,625.15 : x
  2. Step 2: Convert to fraction form
    18,582.76/25,644.23 = 10,625.15/x
  3. Step 3: Cross multiply
    18,582.76x = 25,644.23 × 10,625.15
  4. Step 4: Simplify right side
    18,582.76x = 272,473,881.06
  5. Step 5: Solve for x
    x = 272,473,881.06/18,582.76
  6. Step 6: Final answer
    x = 14,662.73

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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.