Home / 19,666.96-27,328.93-19,464.67

Finding the Fourth Proportional to 19,666.96, 27,328.93 and 19,464.67

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Solution

The fourth proportional to 19,666.96, 27,328.93 and 19,464.67 is: 27,047.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,666.96 : 27,328.93 = 19,464.67 : x
  2. Step 2: Convert to fraction form
    19,666.96/27,328.93 = 19,464.67/x
  3. Step 3: Cross multiply
    19,666.96x = 27,328.93 × 19,464.67
  4. Step 4: Simplify right side
    19,666.96x = 531,948,603.90
  5. Step 5: Solve for x
    x = 531,948,603.90/19,666.96
  6. Step 6: Final answer
    x = 27,047.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.