Home / 15,572.37-23,359.90-4,479.96

Finding the Fourth Proportional to 15,572.37, 23,359.90 and 4,479.96

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Solution

The fourth proportional to 15,572.37, 23,359.90 and 4,479.96 is: 6,720.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,572.37 : 23,359.90 = 4,479.96 : x
  2. Step 2: Convert to fraction form
    15,572.37/23,359.90 = 4,479.96/x
  3. Step 3: Cross multiply
    15,572.37x = 23,359.90 × 4,479.96
  4. Step 4: Simplify right side
    15,572.37x = 104,651,300.80
  5. Step 5: Solve for x
    x = 104,651,300.80/15,572.37
  6. Step 6: Final answer
    x = 6,720.32

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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.