Home / 18,267.42-25,200.81-10,714.20

Finding the Fourth Proportional to 18,267.42, 25,200.81 and 10,714.20

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Solution

The fourth proportional to 18,267.42, 25,200.81 and 10,714.20 is: 14,780.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267.42 : 25,200.81 = 10,714.20 : x
  2. Step 2: Convert to fraction form
    18,267.42/25,200.81 = 10,714.20/x
  3. Step 3: Cross multiply
    18,267.42x = 25,200.81 × 10,714.20
  4. Step 4: Simplify right side
    18,267.42x = 270,006,518.50
  5. Step 5: Solve for x
    x = 270,006,518.50/18,267.42
  6. Step 6: Final answer
    x = 14,780.77

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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.