Home / 19,432.85-29,150.19-6,286.25

Finding the Fourth Proportional to 19,432.85, 29,150.19 and 6,286.25

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Solution

The fourth proportional to 19,432.85, 29,150.19 and 6,286.25 is: 9,429.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,432.85 : 29,150.19 = 6,286.25 : x
  2. Step 2: Convert to fraction form
    19,432.85/29,150.19 = 6,286.25/x
  3. Step 3: Cross multiply
    19,432.85x = 29,150.19 × 6,286.25
  4. Step 4: Simplify right side
    19,432.85x = 183,245,454.76
  5. Step 5: Solve for x
    x = 183,245,454.76/19,432.85
  6. Step 6: Final answer
    x = 9,429.67

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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.