Home / 11,021.48-16,554.60-9,734.40

Finding the Fourth Proportional to 11,021.48, 16,554.60 and 9,734.40

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Solution

The fourth proportional to 11,021.48, 16,554.60 and 9,734.40 is: 14,621.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,021.48 : 16,554.60 = 9,734.40 : x
  2. Step 2: Convert to fraction form
    11,021.48/16,554.60 = 9,734.40/x
  3. Step 3: Cross multiply
    11,021.48x = 16,554.60 × 9,734.40
  4. Step 4: Simplify right side
    11,021.48x = 161,149,098.24
  5. Step 5: Solve for x
    x = 161,149,098.24/11,021.48
  6. Step 6: Final answer
    x = 14,621.36

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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.