Home / 13,114.55-19,673.76-4,792.62

Finding the Fourth Proportional to 13,114.55, 19,673.76 and 4,792.62

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Solution

The fourth proportional to 13,114.55, 19,673.76 and 4,792.62 is: 7,189.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,114.55 : 19,673.76 = 4,792.62 : x
  2. Step 2: Convert to fraction form
    13,114.55/19,673.76 = 4,792.62/x
  3. Step 3: Cross multiply
    13,114.55x = 19,673.76 × 4,792.62
  4. Step 4: Simplify right side
    13,114.55x = 94,288,855.65
  5. Step 5: Solve for x
    x = 94,288,855.65/13,114.55
  6. Step 6: Final answer
    x = 7,189.64

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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.