Home / 34,739.72-52,109.60-12,553.04

Finding the Fourth Proportional to 34,739.72, 52,109.60 and 12,553.04

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Solution

The fourth proportional to 34,739.72, 52,109.60 and 12,553.04 is: 18,829.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,739.72 : 52,109.60 = 12,553.04 : x
  2. Step 2: Convert to fraction form
    34,739.72/52,109.60 = 12,553.04/x
  3. Step 3: Cross multiply
    34,739.72x = 52,109.60 × 12,553.04
  4. Step 4: Simplify right side
    34,739.72x = 654,133,893.18
  5. Step 5: Solve for x
    x = 654,133,893.18/34,739.72
  6. Step 6: Final answer
    x = 18,829.57

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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.