Home / 19,967.18-29,950.83-9,433.80

Finding the Fourth Proportional to 19,967.18, 29,950.83 and 9,433.80

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Solution

The fourth proportional to 19,967.18, 29,950.83 and 9,433.80 is: 14,150.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,967.18 : 29,950.83 = 9,433.80 : x
  2. Step 2: Convert to fraction form
    19,967.18/29,950.83 = 9,433.80/x
  3. Step 3: Cross multiply
    19,967.18x = 29,950.83 × 9,433.80
  4. Step 4: Simplify right side
    19,967.18x = 282,550,140.05
  5. Step 5: Solve for x
    x = 282,550,140.05/19,967.18
  6. Step 6: Final answer
    x = 14,150.73

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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.