Home / 18,514.41-25,549.85-10,016.51

Finding the Fourth Proportional to 18,514.41, 25,549.85 and 10,016.51

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Solution

The fourth proportional to 18,514.41, 25,549.85 and 10,016.51 is: 13,822.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,514.41 : 25,549.85 = 10,016.51 : x
  2. Step 2: Convert to fraction form
    18,514.41/25,549.85 = 10,016.51/x
  3. Step 3: Cross multiply
    18,514.41x = 25,549.85 × 10,016.51
  4. Step 4: Simplify right side
    18,514.41x = 255,920,311.74
  5. Step 5: Solve for x
    x = 255,920,311.74/18,514.41
  6. Step 6: Final answer
    x = 13,822.77

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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.