Home / 18,714.07-25,825.44-10,330.57

Finding the Fourth Proportional to 18,714.07, 25,825.44 and 10,330.57

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Solution

The fourth proportional to 18,714.07, 25,825.44 and 10,330.57 is: 14,256.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,714.07 : 25,825.44 = 10,330.57 : x
  2. Step 2: Convert to fraction form
    18,714.07/25,825.44 = 10,330.57/x
  3. Step 3: Cross multiply
    18,714.07x = 25,825.44 × 10,330.57
  4. Step 4: Simplify right side
    18,714.07x = 266,791,515.70
  5. Step 5: Solve for x
    x = 266,791,515.70/18,714.07
  6. Step 6: Final answer
    x = 14,256.20

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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.