Home / 22,253.02-30,708.99-12,181.26

Finding the Fourth Proportional to 22,253.02, 30,708.99 and 12,181.26

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Solution

The fourth proportional to 22,253.02, 30,708.99 and 12,181.26 is: 16,810.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,253.02 : 30,708.99 = 12,181.26 : x
  2. Step 2: Convert to fraction form
    22,253.02/30,708.99 = 12,181.26/x
  3. Step 3: Cross multiply
    22,253.02x = 30,708.99 × 12,181.26
  4. Step 4: Simplify right side
    22,253.02x = 374,074,037.98
  5. Step 5: Solve for x
    x = 374,074,037.98/22,253.02
  6. Step 6: Final answer
    x = 16,810.03

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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.