Home / 13,174.15-19,762.23-4,409.08

Finding the Fourth Proportional to 13,174.15, 19,762.23 and 4,409.08

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Solution

The fourth proportional to 13,174.15, 19,762.23 and 4,409.08 is: 6,613.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,174.15 : 19,762.23 = 4,409.08 : x
  2. Step 2: Convert to fraction form
    13,174.15/19,762.23 = 4,409.08/x
  3. Step 3: Cross multiply
    13,174.15x = 19,762.23 × 4,409.08
  4. Step 4: Simplify right side
    13,174.15x = 87,133,253.05
  5. Step 5: Solve for x
    x = 87,133,253.05/13,174.15
  6. Step 6: Final answer
    x = 6,613.96

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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.