Home / 15,074.35-22,617.68-5,220.56

Finding the Fourth Proportional to 15,074.35, 22,617.68 and 5,220.56

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Solution

The fourth proportional to 15,074.35, 22,617.68 and 5,220.56 is: 7,832.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,074.35 : 22,617.68 = 5,220.56 : x
  2. Step 2: Convert to fraction form
    15,074.35/22,617.68 = 5,220.56/x
  3. Step 3: Cross multiply
    15,074.35x = 22,617.68 × 5,220.56
  4. Step 4: Simplify right side
    15,074.35x = 118,076,985.94
  5. Step 5: Solve for x
    x = 118,076,985.94/15,074.35
  6. Step 6: Final answer
    x = 7,832.97

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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.