Home / 16,172.40-22,316.33-9,098.67

Finding the Fourth Proportional to 16,172.40, 22,316.33 and 9,098.67

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Solution

The fourth proportional to 16,172.40, 22,316.33 and 9,098.67 is: 12,555.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,172.40 : 22,316.33 = 9,098.67 : x
  2. Step 2: Convert to fraction form
    16,172.40/22,316.33 = 9,098.67/x
  3. Step 3: Cross multiply
    16,172.40x = 22,316.33 × 9,098.67
  4. Step 4: Simplify right side
    16,172.40x = 203,048,876.79
  5. Step 5: Solve for x
    x = 203,048,876.79/16,172.40
  6. Step 6: Final answer
    x = 12,555.27

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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.