Home / 16,062.26-22,166.93-8,989.20

Finding the Fourth Proportional to 16,062.26, 22,166.93 and 8,989.20

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Solution

The fourth proportional to 16,062.26, 22,166.93 and 8,989.20 is: 12,405.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,062.26 : 22,166.93 = 8,989.20 : x
  2. Step 2: Convert to fraction form
    16,062.26/22,166.93 = 8,989.20/x
  3. Step 3: Cross multiply
    16,062.26x = 22,166.93 × 8,989.20
  4. Step 4: Simplify right side
    16,062.26x = 199,262,989.63
  5. Step 5: Solve for x
    x = 199,262,989.63/16,062.26
  6. Step 6: Final answer
    x = 12,405.67

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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.