Home / 14,292.28-19,723.35-8,004.70

Finding the Fourth Proportional to 14,292.28, 19,723.35 and 8,004.70

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Solution

The fourth proportional to 14,292.28, 19,723.35 and 8,004.70 is: 11,046.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292.28 : 19,723.35 = 8,004.70 : x
  2. Step 2: Convert to fraction form
    14,292.28/19,723.35 = 8,004.70/x
  3. Step 3: Cross multiply
    14,292.28x = 19,723.35 × 8,004.70
  4. Step 4: Simplify right side
    14,292.28x = 157,879,499.75
  5. Step 5: Solve for x
    x = 157,879,499.75/14,292.28
  6. Step 6: Final answer
    x = 11,046.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.