Home / 23,108.40-34,673.04-13,767.12

Finding the Fourth Proportional to 23,108.40, 34,673.04 and 13,767.12

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Solution

The fourth proportional to 23,108.40, 34,673.04 and 13,767.12 is: 20,656.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,108.40 : 34,673.04 = 13,767.12 : x
  2. Step 2: Convert to fraction form
    23,108.40/34,673.04 = 13,767.12/x
  3. Step 3: Cross multiply
    23,108.40x = 34,673.04 × 13,767.12
  4. Step 4: Simplify right side
    23,108.40x = 477,347,902.44
  5. Step 5: Solve for x
    x = 477,347,902.44/23,108.40
  6. Step 6: Final answer
    x = 20,656.90

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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.