Home / 15,575.24-23,369.72-8,177.99

Finding the Fourth Proportional to 15,575.24, 23,369.72 and 8,177.99

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Solution

The fourth proportional to 15,575.24, 23,369.72 and 8,177.99 is: 12,270.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,575.24 : 23,369.72 = 8,177.99 : x
  2. Step 2: Convert to fraction form
    15,575.24/23,369.72 = 8,177.99/x
  3. Step 3: Cross multiply
    15,575.24x = 23,369.72 × 8,177.99
  4. Step 4: Simplify right side
    15,575.24x = 191,117,178.72
  5. Step 5: Solve for x
    x = 191,117,178.72/15,575.24
  6. Step 6: Final answer
    x = 12,270.57

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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.