Home / 14,189.99-21,263.11-6,291.27

Finding the Fourth Proportional to 14,189.99, 21,263.11 and 6,291.27

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Solution

The fourth proportional to 14,189.99, 21,263.11 and 6,291.27 is: 9,427.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,189.99 : 21,263.11 = 6,291.27 : x
  2. Step 2: Convert to fraction form
    14,189.99/21,263.11 = 6,291.27/x
  3. Step 3: Cross multiply
    14,189.99x = 21,263.11 × 6,291.27
  4. Step 4: Simplify right side
    14,189.99x = 133,771,950.32
  5. Step 5: Solve for x
    x = 133,771,950.32/14,189.99
  6. Step 6: Final answer
    x = 9,427.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.