Home / 37,624.24-56,410.80-15,431.20

Finding the Fourth Proportional to 37,624.24, 56,410.80 and 15,431.20

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Solution

The fourth proportional to 37,624.24, 56,410.80 and 15,431.20 is: 23,136.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,624.24 : 56,410.80 = 15,431.20 : x
  2. Step 2: Convert to fraction form
    37,624.24/56,410.80 = 15,431.20/x
  3. Step 3: Cross multiply
    37,624.24x = 56,410.80 × 15,431.20
  4. Step 4: Simplify right side
    37,624.24x = 870,486,336.96
  5. Step 5: Solve for x
    x = 870,486,336.96/37,624.24
  6. Step 6: Final answer
    x = 23,136.32

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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.