Home / 18,582.53-25,642.99-10,625.63

Finding the Fourth Proportional to 18,582.53, 25,642.99 and 10,625.63

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Solution

The fourth proportional to 18,582.53, 25,642.99 and 10,625.63 is: 14,662.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,582.53 : 25,642.99 = 10,625.63 : x
  2. Step 2: Convert to fraction form
    18,582.53/25,642.99 = 10,625.63/x
  3. Step 3: Cross multiply
    18,582.53x = 25,642.99 × 10,625.63
  4. Step 4: Simplify right side
    18,582.53x = 272,472,923.83
  5. Step 5: Solve for x
    x = 272,472,923.83/18,582.53
  6. Step 6: Final answer
    x = 14,662.85

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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.