Home / 14,793.18-20,409.68-9,759.90

Finding the Fourth Proportional to 14,793.18, 20,409.68 and 9,759.90

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Solution

The fourth proportional to 14,793.18, 20,409.68 and 9,759.90 is: 13,465.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,793.18 : 20,409.68 = 9,759.90 : x
  2. Step 2: Convert to fraction form
    14,793.18/20,409.68 = 9,759.90/x
  3. Step 3: Cross multiply
    14,793.18x = 20,409.68 × 9,759.90
  4. Step 4: Simplify right side
    14,793.18x = 199,196,435.83
  5. Step 5: Solve for x
    x = 199,196,435.83/14,793.18
  6. Step 6: Final answer
    x = 13,465.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.