Home / 13,141.24-19,707.62-4,373.80

Finding the Fourth Proportional to 13,141.24, 19,707.62 and 4,373.80

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Solution

The fourth proportional to 13,141.24, 19,707.62 and 4,373.80 is: 6,559.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,141.24 : 19,707.62 = 4,373.80 : x
  2. Step 2: Convert to fraction form
    13,141.24/19,707.62 = 4,373.80/x
  3. Step 3: Cross multiply
    13,141.24x = 19,707.62 × 4,373.80
  4. Step 4: Simplify right side
    13,141.24x = 86,197,188.36
  5. Step 5: Solve for x
    x = 86,197,188.36/13,141.24
  6. Step 6: Final answer
    x = 6,559.29

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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.