Home / 15,953.88-23,931.72-4,860.96

Finding the Fourth Proportional to 15,953.88, 23,931.72 and 4,860.96

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Solution

The fourth proportional to 15,953.88, 23,931.72 and 4,860.96 is: 7,291.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,953.88 : 23,931.72 = 4,860.96 : x
  2. Step 2: Convert to fraction form
    15,953.88/23,931.72 = 4,860.96/x
  3. Step 3: Cross multiply
    15,953.88x = 23,931.72 × 4,860.96
  4. Step 4: Simplify right side
    15,953.88x = 116,331,133.65
  5. Step 5: Solve for x
    x = 116,331,133.65/15,953.88
  6. Step 6: Final answer
    x = 7,291.71

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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.