Home / 20,152.33-30,232.85-6,113.42

Finding the Fourth Proportional to 20,152.33, 30,232.85 and 6,113.42

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Solution

The fourth proportional to 20,152.33, 30,232.85 and 6,113.42 is: 9,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,152.33 : 30,232.85 = 6,113.42 : x
  2. Step 2: Convert to fraction form
    20,152.33/30,232.85 = 6,113.42/x
  3. Step 3: Cross multiply
    20,152.33x = 30,232.85 × 6,113.42
  4. Step 4: Simplify right side
    20,152.33x = 184,826,109.85
  5. Step 5: Solve for x
    x = 184,826,109.85/20,152.33
  6. Step 6: Final answer
    x = 9,171.45

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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.