Home / 15,714.80-23,572.20-9,796.40

Finding the Fourth Proportional to 15,714.80, 23,572.20 and 9,796.40

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Solution

The fourth proportional to 15,714.80, 23,572.20 and 9,796.40 is: 14,694.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,714.80 : 23,572.20 = 9,796.40 : x
  2. Step 2: Convert to fraction form
    15,714.80/23,572.20 = 9,796.40/x
  3. Step 3: Cross multiply
    15,714.80x = 23,572.20 × 9,796.40
  4. Step 4: Simplify right side
    15,714.80x = 230,922,700.08
  5. Step 5: Solve for x
    x = 230,922,700.08/15,714.80
  6. Step 6: Final answer
    x = 14,694.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.