Home / 16,217.54-22,379.74-9,047.67

Finding the Fourth Proportional to 16,217.54, 22,379.74 and 9,047.67

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Solution

The fourth proportional to 16,217.54, 22,379.74 and 9,047.67 is: 12,485.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,217.54 : 22,379.74 = 9,047.67 : x
  2. Step 2: Convert to fraction form
    16,217.54/22,379.74 = 9,047.67/x
  3. Step 3: Cross multiply
    16,217.54x = 22,379.74 × 9,047.67
  4. Step 4: Simplify right side
    16,217.54x = 202,484,502.21
  5. Step 5: Solve for x
    x = 202,484,502.21/16,217.54
  6. Step 6: Final answer
    x = 12,485.53

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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.