Home / 14,599.82-21,900.16-5,714.78

Finding the Fourth Proportional to 14,599.82, 21,900.16 and 5,714.78

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Solution

The fourth proportional to 14,599.82, 21,900.16 and 5,714.78 is: 8,572.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,599.82 : 21,900.16 = 5,714.78 : x
  2. Step 2: Convert to fraction form
    14,599.82/21,900.16 = 5,714.78/x
  3. Step 3: Cross multiply
    14,599.82x = 21,900.16 × 5,714.78
  4. Step 4: Simplify right side
    14,599.82x = 125,154,596.36
  5. Step 5: Solve for x
    x = 125,154,596.36/14,599.82
  6. Step 6: Final answer
    x = 8,572.34

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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.