Home / 38,657.46-57,991.23-10,956.18

Finding the Fourth Proportional to 38,657.46, 57,991.23 and 10,956.18

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Solution

The fourth proportional to 38,657.46, 57,991.23 and 10,956.18 is: 16,435.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,657.46 : 57,991.23 = 10,956.18 : x
  2. Step 2: Convert to fraction form
    38,657.46/57,991.23 = 10,956.18/x
  3. Step 3: Cross multiply
    38,657.46x = 57,991.23 × 10,956.18
  4. Step 4: Simplify right side
    38,657.46x = 635,362,354.30
  5. Step 5: Solve for x
    x = 635,362,354.30/38,657.46
  6. Step 6: Final answer
    x = 16,435.70

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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.