Home / 38,994.09-58,495.23-12,700.88

Finding the Fourth Proportional to 38,994.09, 58,495.23 and 12,700.88

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Solution

The fourth proportional to 38,994.09, 58,495.23 and 12,700.88 is: 19,052.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,994.09 : 58,495.23 = 12,700.88 : x
  2. Step 2: Convert to fraction form
    38,994.09/58,495.23 = 12,700.88/x
  3. Step 3: Cross multiply
    38,994.09x = 58,495.23 × 12,700.88
  4. Step 4: Simplify right side
    38,994.09x = 742,940,896.80
  5. Step 5: Solve for x
    x = 742,940,896.80/38,994.09
  6. Step 6: Final answer
    x = 19,052.65

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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.