Home / 18,714.13-25,825.50-10,330.63

Finding the Fourth Proportional to 18,714.13, 25,825.50 and 10,330.63

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Solution

The fourth proportional to 18,714.13, 25,825.50 and 10,330.63 is: 14,256.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,714.13 : 25,825.50 = 10,330.63 : x
  2. Step 2: Convert to fraction form
    18,714.13/25,825.50 = 10,330.63/x
  3. Step 3: Cross multiply
    18,714.13x = 25,825.50 × 10,330.63
  4. Step 4: Simplify right side
    18,714.13x = 266,793,555.94
  5. Step 5: Solve for x
    x = 266,793,555.94/18,714.13
  6. Step 6: Final answer
    x = 14,256.27

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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.