Home / 19,133.55-28,700.33-5,986.04

Finding the Fourth Proportional to 19,133.55, 28,700.33 and 5,986.04

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Solution

The fourth proportional to 19,133.55, 28,700.33 and 5,986.04 is: 8,979.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133.55 : 28,700.33 = 5,986.04 : x
  2. Step 2: Convert to fraction form
    19,133.55/28,700.33 = 5,986.04/x
  3. Step 3: Cross multiply
    19,133.55x = 28,700.33 × 5,986.04
  4. Step 4: Simplify right side
    19,133.55x = 171,801,149.96
  5. Step 5: Solve for x
    x = 171,801,149.96/19,133.55
  6. Step 6: Final answer
    x = 8,979.05

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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.