Home / 13,653.09-20,473.23-9,495.15

Finding the Fourth Proportional to 13,653.09, 20,473.23 and 9,495.15

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Solution

The fourth proportional to 13,653.09, 20,473.23 and 9,495.15 is: 14,238.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,653.09 : 20,473.23 = 9,495.15 : x
  2. Step 2: Convert to fraction form
    13,653.09/20,473.23 = 9,495.15/x
  3. Step 3: Cross multiply
    13,653.09x = 20,473.23 × 9,495.15
  4. Step 4: Simplify right side
    13,653.09x = 194,396,389.83
  5. Step 5: Solve for x
    x = 194,396,389.83/13,653.09
  6. Step 6: Final answer
    x = 14,238.27

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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.