Home / 15,803.92-23,714.16-6,450.84

Finding the Fourth Proportional to 15,803.92, 23,714.16 and 6,450.84

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Solution

The fourth proportional to 15,803.92, 23,714.16 and 6,450.84 is: 9,679.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,803.92 : 23,714.16 = 6,450.84 : x
  2. Step 2: Convert to fraction form
    15,803.92/23,714.16 = 6,450.84/x
  3. Step 3: Cross multiply
    15,803.92x = 23,714.16 × 6,450.84
  4. Step 4: Simplify right side
    15,803.92x = 152,976,251.89
  5. Step 5: Solve for x
    x = 152,976,251.89/15,803.92
  6. Step 6: Final answer
    x = 9,679.64

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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.