Home / 13,656.65-20,491.67-4,892.24

Finding the Fourth Proportional to 13,656.65, 20,491.67 and 4,892.24

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Solution

The fourth proportional to 13,656.65, 20,491.67 and 4,892.24 is: 7,340.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,656.65 : 20,491.67 = 4,892.24 : x
  2. Step 2: Convert to fraction form
    13,656.65/20,491.67 = 4,892.24/x
  3. Step 3: Cross multiply
    13,656.65x = 20,491.67 × 4,892.24
  4. Step 4: Simplify right side
    13,656.65x = 100,250,167.64
  5. Step 5: Solve for x
    x = 100,250,167.64/13,656.65
  6. Step 6: Final answer
    x = 7,340.76

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1.5x scale

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.