Home / 18,963.41-26,169.33-10,465.61

Finding the Fourth Proportional to 18,963.41, 26,169.33 and 10,465.61

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Solution

The fourth proportional to 18,963.41, 26,169.33 and 10,465.61 is: 14,442.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,963.41 : 26,169.33 = 10,465.61 : x
  2. Step 2: Convert to fraction form
    18,963.41/26,169.33 = 10,465.61/x
  3. Step 3: Cross multiply
    18,963.41x = 26,169.33 × 10,465.61
  4. Step 4: Simplify right side
    18,963.41x = 273,878,001.74
  5. Step 5: Solve for x
    x = 273,878,001.74/18,963.41
  6. Step 6: Final answer
    x = 14,442.44

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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.