Home / 14,911.03-20,577.26-8,197.34

Finding the Fourth Proportional to 14,911.03, 20,577.26 and 8,197.34

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Solution

The fourth proportional to 14,911.03, 20,577.26 and 8,197.34 is: 11,312.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,911.03 : 20,577.26 = 8,197.34 : x
  2. Step 2: Convert to fraction form
    14,911.03/20,577.26 = 8,197.34/x
  3. Step 3: Cross multiply
    14,911.03x = 20,577.26 × 8,197.34
  4. Step 4: Simplify right side
    14,911.03x = 168,678,868.42
  5. Step 5: Solve for x
    x = 168,678,868.42/14,911.03
  6. Step 6: Final answer
    x = 11,312.36

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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.