Home / 13,488.62-20,197.23-9,518.27

Finding the Fourth Proportional to 13,488.62, 20,197.23 and 9,518.27

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Solution

The fourth proportional to 13,488.62, 20,197.23 and 9,518.27 is: 14,252.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488.62 : 20,197.23 = 9,518.27 : x
  2. Step 2: Convert to fraction form
    13,488.62/20,197.23 = 9,518.27/x
  3. Step 3: Cross multiply
    13,488.62x = 20,197.23 × 9,518.27
  4. Step 4: Simplify right side
    13,488.62x = 192,242,587.41
  5. Step 5: Solve for x
    x = 192,242,587.41/13,488.62
  6. Step 6: Final answer
    x = 14,252.21

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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.