Home / 19,441.89-29,155.50-6,290.73

Finding the Fourth Proportional to 19,441.89, 29,155.50 and 6,290.73

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Solution

The fourth proportional to 19,441.89, 29,155.50 and 6,290.73 is: 9,433.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,441.89 : 29,155.50 = 6,290.73 : x
  2. Step 2: Convert to fraction form
    19,441.89/29,155.50 = 6,290.73/x
  3. Step 3: Cross multiply
    19,441.89x = 29,155.50 × 6,290.73
  4. Step 4: Simplify right side
    19,441.89x = 183,409,378.52
  5. Step 5: Solve for x
    x = 183,409,378.52/19,441.89
  6. Step 6: Final answer
    x = 9,433.72

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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.