Home / 39,007.58-58,500.20-12,714.62

Finding the Fourth Proportional to 39,007.58, 58,500.20 and 12,714.62

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Solution

The fourth proportional to 39,007.58, 58,500.20 and 12,714.62 is: 19,068.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,007.58 : 58,500.20 = 12,714.62 : x
  2. Step 2: Convert to fraction form
    39,007.58/58,500.20 = 12,714.62/x
  3. Step 3: Cross multiply
    39,007.58x = 58,500.20 × 12,714.62
  4. Step 4: Simplify right side
    39,007.58x = 743,807,812.92
  5. Step 5: Solve for x
    x = 743,807,812.92/39,007.58
  6. Step 6: Final answer
    x = 19,068.29

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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.