Home / 19,736.72-29,595.36-7,247.90

Finding the Fourth Proportional to 19,736.72, 29,595.36 and 7,247.90

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Solution

The fourth proportional to 19,736.72, 29,595.36 and 7,247.90 is: 10,868.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,736.72 : 29,595.36 = 7,247.90 : x
  2. Step 2: Convert to fraction form
    19,736.72/29,595.36 = 7,247.90/x
  3. Step 3: Cross multiply
    19,736.72x = 29,595.36 × 7,247.90
  4. Step 4: Simplify right side
    19,736.72x = 214,504,209.74
  5. Step 5: Solve for x
    x = 214,504,209.74/19,736.72
  6. Step 6: Final answer
    x = 10,868.28

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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.