Home / 17,805.04-24,571.44-9,847.78

Finding the Fourth Proportional to 17,805.04, 24,571.44 and 9,847.78

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Solution

The fourth proportional to 17,805.04, 24,571.44 and 9,847.78 is: 13,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,805.04 : 24,571.44 = 9,847.78 : x
  2. Step 2: Convert to fraction form
    17,805.04/24,571.44 = 9,847.78/x
  3. Step 3: Cross multiply
    17,805.04x = 24,571.44 × 9,847.78
  4. Step 4: Simplify right side
    17,805.04x = 241,974,135.40
  5. Step 5: Solve for x
    x = 241,974,135.40/17,805.04
  6. Step 6: Final answer
    x = 13,590.20

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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.