Home / 20,292.48-30,439.44-5,501.70

Finding the Fourth Proportional to 20,292.48, 30,439.44 and 5,501.70

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Solution

The fourth proportional to 20,292.48, 30,439.44 and 5,501.70 is: 8,252.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,292.48 : 30,439.44 = 5,501.70 : x
  2. Step 2: Convert to fraction form
    20,292.48/30,439.44 = 5,501.70/x
  3. Step 3: Cross multiply
    20,292.48x = 30,439.44 × 5,501.70
  4. Step 4: Simplify right side
    20,292.48x = 167,468,667.05
  5. Step 5: Solve for x
    x = 167,468,667.05/20,292.48
  6. Step 6: Final answer
    x = 8,252.75

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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.