Home / 18,174.58-27,261.84-5,695.57

Finding the Fourth Proportional to 18,174.58, 27,261.84 and 5,695.57

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Solution

The fourth proportional to 18,174.58, 27,261.84 and 5,695.57 is: 8,543.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,174.58 : 27,261.84 = 5,695.57 : x
  2. Step 2: Convert to fraction form
    18,174.58/27,261.84 = 5,695.57/x
  3. Step 3: Cross multiply
    18,174.58x = 27,261.84 × 5,695.57
  4. Step 4: Simplify right side
    18,174.58x = 155,271,581.74
  5. Step 5: Solve for x
    x = 155,271,581.74/18,174.58
  6. Step 6: Final answer
    x = 8,543.34

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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.