Home / 14,653.24-20,230.80-9,626.40

Finding the Fourth Proportional to 14,653.24, 20,230.80 and 9,626.40

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Solution

The fourth proportional to 14,653.24, 20,230.80 and 9,626.40 is: 13,290.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,653.24 : 20,230.80 = 9,626.40 : x
  2. Step 2: Convert to fraction form
    14,653.24/20,230.80 = 9,626.40/x
  3. Step 3: Cross multiply
    14,653.24x = 20,230.80 × 9,626.40
  4. Step 4: Simplify right side
    14,653.24x = 194,749,773.12
  5. Step 5: Solve for x
    x = 194,749,773.12/14,653.24
  6. Step 6: Final answer
    x = 13,290.56

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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.