Home / 15,772.37-23,658.63-4,679.15

Finding the Fourth Proportional to 15,772.37, 23,658.63 and 4,679.15

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Solution

The fourth proportional to 15,772.37, 23,658.63 and 4,679.15 is: 7,018.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,772.37 : 23,658.63 = 4,679.15 : x
  2. Step 2: Convert to fraction form
    15,772.37/23,658.63 = 4,679.15/x
  3. Step 3: Cross multiply
    15,772.37x = 23,658.63 × 4,679.15
  4. Step 4: Simplify right side
    15,772.37x = 110,702,160.27
  5. Step 5: Solve for x
    x = 110,702,160.27/15,772.37
  6. Step 6: Final answer
    x = 7,018.74

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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.