Home / 13,184.23-19,776.35-5,393.04

Finding the Fourth Proportional to 13,184.23, 19,776.35 and 5,393.04

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Solution

The fourth proportional to 13,184.23, 19,776.35 and 5,393.04 is: 8,089.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,184.23 : 19,776.35 = 5,393.04 : x
  2. Step 2: Convert to fraction form
    13,184.23/19,776.35 = 5,393.04/x
  3. Step 3: Cross multiply
    13,184.23x = 19,776.35 × 5,393.04
  4. Step 4: Simplify right side
    13,184.23x = 106,654,619.64
  5. Step 5: Solve for x
    x = 106,654,619.64/13,184.23
  6. Step 6: Final answer
    x = 8,089.56

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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.