Home / 38,619.04-57,927.96-12,323.62

Finding the Fourth Proportional to 38,619.04, 57,927.96 and 12,323.62

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Solution

The fourth proportional to 38,619.04, 57,927.96 and 12,323.62 is: 18,485.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,619.04 : 57,927.96 = 12,323.62 : x
  2. Step 2: Convert to fraction form
    38,619.04/57,927.96 = 12,323.62/x
  3. Step 3: Cross multiply
    38,619.04x = 57,927.96 × 12,323.62
  4. Step 4: Simplify right side
    38,619.04x = 713,882,166.42
  5. Step 5: Solve for x
    x = 713,882,166.42/38,619.04
  6. Step 6: Final answer
    x = 18,485.24

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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.