Home / 16,355.96-22,528.24-12,571.90

Finding the Fourth Proportional to 16,355.96, 22,528.24 and 12,571.90

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Solution

The fourth proportional to 16,355.96, 22,528.24 and 12,571.90 is: 17,316.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,355.96 : 22,528.24 = 12,571.90 : x
  2. Step 2: Convert to fraction form
    16,355.96/22,528.24 = 12,571.90/x
  3. Step 3: Cross multiply
    16,355.96x = 22,528.24 × 12,571.90
  4. Step 4: Simplify right side
    16,355.96x = 283,222,780.46
  5. Step 5: Solve for x
    x = 283,222,780.46/16,355.96
  6. Step 6: Final answer
    x = 17,316.18

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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.