Home / 16,055.62-22,155.96-8,885.26

Finding the Fourth Proportional to 16,055.62, 22,155.96 and 8,885.26

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Solution

The fourth proportional to 16,055.62, 22,155.96 and 8,885.26 is: 12,261.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,055.62 : 22,155.96 = 8,885.26 : x
  2. Step 2: Convert to fraction form
    16,055.62/22,155.96 = 8,885.26/x
  3. Step 3: Cross multiply
    16,055.62x = 22,155.96 × 8,885.26
  4. Step 4: Simplify right side
    16,055.62x = 196,861,465.15
  5. Step 5: Solve for x
    x = 196,861,465.15/16,055.62
  6. Step 6: Final answer
    x = 12,261.22

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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.