Home / 15,045.21-22,571.43-4,656.96

Finding the Fourth Proportional to 15,045.21, 22,571.43 and 4,656.96

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Solution

The fourth proportional to 15,045.21, 22,571.43 and 4,656.96 is: 6,986.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,045.21 : 22,571.43 = 4,656.96 : x
  2. Step 2: Convert to fraction form
    15,045.21/22,571.43 = 4,656.96/x
  3. Step 3: Cross multiply
    15,045.21x = 22,571.43 × 4,656.96
  4. Step 4: Simplify right side
    15,045.21x = 105,114,246.65
  5. Step 5: Solve for x
    x = 105,114,246.65/15,045.21
  6. Step 6: Final answer
    x = 6,986.56

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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.