Home / 15,724.99-23,587.71-4,038.20

Finding the Fourth Proportional to 15,724.99, 23,587.71 and 4,038.20

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Solution

The fourth proportional to 15,724.99, 23,587.71 and 4,038.20 is: 6,057.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,724.99 : 23,587.71 = 4,038.20 : x
  2. Step 2: Convert to fraction form
    15,724.99/23,587.71 = 4,038.20/x
  3. Step 3: Cross multiply
    15,724.99x = 23,587.71 × 4,038.20
  4. Step 4: Simplify right side
    15,724.99x = 95,251,978.57
  5. Step 5: Solve for x
    x = 95,251,978.57/15,724.99
  6. Step 6: Final answer
    x = 6,057.37

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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.